🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.1 AU - 1.14 AU

Year: 447 Days

Day: 45.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.49 AU - 1.73 AU

Year: 770 Days

Day: 38.9 Hours

Environment

Temp: -50 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.32 AU - 2.36 AU

Year: 1348 Days

Day: 35.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 174.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.06 AU - 3.06 AU

Year: 1543 Days

Day: 13.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.33 AU - 3.19 AU

Year: 1727 Days

Day: 46.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,392,795 km

• M1: 686,953 km (0.104 R)
• M2: 1,610,271 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.2

Radius: 8

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.46 AU - 10.34 AU

Year: 10857 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 46,392,795 km

• M1: 121,773 km (0.09 R)
• M2: 205,847 km (0.055 R)
• M3: 588,368 km (0.114 R)
• M4: 1,026,241 km (0.066 R)
• M5: 1,225,955 km (0.095 R)
• M6: 1,330,523 km (0.034 R)
• M7: 1,504,207 km (0.094 R)
• M8: 1,849,628 km (0.113 R)
• M9: 2,452,657 km (0.096 R)
• M10: 2,532,094 km (0.107 R)
• M11: 3,285,618 km (0.057 R)
• M12: 3,916,771 km (0.081 R)
• M13: 4,009,971 km (0.11 R)
• M14: 4,103,918 km (0.119 R)
• M15: 4,454,875 km (0.08 R)
• M16: 4,683,161 km (0.1 R)
• M17: 5,287,986 km (0.111 R)
• M18: 5,564,592 km (0.096 R)
• M19: 5,669,610 km (0.12 R)
• M20: 5,917,194 km (0.071 R)
• M21: 6,386,184 km (0.076 R)
• M22: 6,643,791 km (0.114 R)
• M23: 7,360,066 km (0.055 R)
• M24: 8,419,817 km (0.092 R)
• M25: 8,702,258 km (0.109 R)
• M26: 8,783,489 km (0.05 R)
• M27: 8,865,020 km (0.066 R)
• M28: 9,694,241 km (0.083 R)
• M29: 9,905,473 km (0.101 R)
• M30: 10,032,931 km (0.088 R)
• M31: 10,634,913 km (0.084 R)
• M32: 11,514,997 km (0.092 R)
• M33: 11,604,307 km (0.083 R)
• M34: 12,372,641 km (0.066 R)
• M35: 12,555,749 km (0.091 R)
• M36: 13,438,078 km (0.112 R)
• M37: 13,768,240 km (0.061 R)
• M38: 14,920,293 km (0.059 R)
• M39: 15,507,914 km (0.029 R)
• M40: 16,202,945 km (0.088 R)
• M41: 16,655,030 km (0.065 R)
• M42: 16,756,158 km (0.063 R)
• M43: 18,140,238 km (0.116 R)
• M44: 20,419,212 km (0.099 R)
• M45: 21,674,637 km (0.096 R)
• M46: 21,785,040 km (0.108 R)
• M47: 22,228,299 km (0.066 R)
• M48: 22,339,600 km (0.088 R)
• M49: 23,011,294 km (0.069 R)
• M50: 23,349,684 km (0.038 R)
• M51: 24,317,134 km (0.101 R)
• M52: 25,065,722 km (0.099 R)
• M53: 25,472,029 km (0.094 R)
• M54: 25,880,432 km (0.081 R)
• M55: 26,881,391 km (0.082 R)
• M56: 27,535,882 km (0.116 R)
• M57: 28,316,035 km (0.097 R)
• M58: 28,860,421 km (0.095 R)
• M59: 28,921,008 km (0.032 R)
• M60: 28,981,745 km (0.109 R)
• M61: 30,823,744 km (0.085 R)
• M62: 32,261,379 km (0.075 R)
• M63: 32,703,142 km (0.1 R)
• M64: 32,893,131 km (0.094 R)
• M65: 33,401,614 km (0.101 R)
• M66: 33,720,706 km (0.096 R)
• M67: 34,361,883 km (0.088 R)
• M68: 35,007,099 km (0.113 R)
• M69: 36,571,892 km (0.072 R)
• M70: 37,826,869 km (0.041 R)
• M71: 38,292,866 km (0.107 R)
• M72: 38,426,307 km (0.089 R)
• M73: 38,559,898 km (0.085 R)
• M74: 39,230,246 km (0.087 R)
• M75: 39,566,991 km (0.075 R)
• M76: 39,701,929 km (0.12 R)
• M77: 39,972,252 km (0.082 R)
• M78: 40,175,406 km (0.071 R)
• M79: 41,744,239 km (0.118 R)
• M80: 42,225,645 km (0.084 R)
• M81: 43,124,578 km (0.117 R)
• M82: 43,332,968 km (0.112 R)
• M83: 45,011,755 km (0.082 R)
• M84: 45,859,227 km (0.045 R)
• M85: 46,213,774 km (0.109 R)
• M86: 47,426,415 km (0.11 R)
• M87: 47,498,072 km (0.085 R)
• M88: 47,856,808 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78

Radius: 14.2

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.92 AU - 11.02 AU

Year: 10979 Days

Day: 13.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 46,392,795 km

• M1: 240,853 km (0.054 R)
• M2: 330,462 km (0.077 R)
• M3: 774,169 km (0.117 R)
• M4: 1,367,325 km (0.101 R)
• M5: 1,560,156 km (0.074 R)
• M6: 1,703,770 km (0.103 R)
• M7: 1,897,200 km (0.073 R)
• M8: 2,020,170 km (0.081 R)
• M9: 2,761,726 km (0.075 R)
• M10: 2,866,744 km (0.095 R)
• M11: 3,282,028 km (0.108 R)
• M12: 3,525,423 km (0.094 R)
• M13: 4,050,063 km (0.069 R)
• M14: 4,537,303 km (0.09 R)
• M15: 4,788,029 km (0.079 R)
• M16: 4,893,795 km (0.087 R)
• M17: 5,656,744 km (0.089 R)
• M18: 5,927,068 km (0.089 R)
• M19: 7,171,124 km (0.078 R)
• M20: 7,835,338 km (0.109 R)
• M21: 8,086,513 km (0.098 R)
• M22: 8,545,180 km (0.084 R)
• M23: 8,803,685 km (0.063 R)
• M24: 8,907,955 km (0.102 R)
• M25: 10,216,936 km (0.053 R)
• M26: 10,381,344 km (0.07 R)
• M27: 11,104,201 km (0.087 R)
• M28: 11,699,900 km (0.1 R)
• M29: 12,218,855 km (0.115 R)
• M30: 12,510,421 km (0.057 R)
• M31: 12,627,706 km (0.09 R)
• M32: 12,774,761 km (0.106 R)
• M33: 13,159,975 km (0.092 R)
• M34: 14,033,028 km (0.082 R)
• M35: 14,277,322 km (0.064 R)
• M36: 15,708,524 km (0.12 R)
• M37: 16,666,400 km (0.114 R)
• M38: 16,989,980 km (0.098 R)
• M39: 17,972,987 km (0.081 R)
• M40: 18,338,156 km (0.074 R)
• M41: 19,278,528 km (0.053 R)
• M42: 19,482,131 km (0.073 R)
• M43: 19,925,688 km (0.057 R)
• M44: 20,649,144 km (0.114 R)
• M45: 20,753,264 km (0.076 R)
• M46: 21,803,590 km (0.101 R)
• M47: 22,299,657 km (0.111 R)
• M48: 23,339,063 km (0.077 R)
• M49: 24,284,372 km (0.116 R)
• M50: 24,504,430 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.7

Radius: 9.7

Gravity: 10.6 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.47 AU - 11.83 AU

Year: 11293 Days

Day: 9.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 46,392,795 km

• M1: 141,370 km (0.119 R)
• M2: 411,095 km (0.09 R)
• M3: 963,261 km (0.068 R)
• M4: 1,304,344 km (0.099 R)
• M5: 1,501,364 km (0.085 R)
• M6: 1,842,447 km (0.078 R)
• M7: 1,952,252 km (0.087 R)
• M8: 2,064,451 km (0.078 R)
• M9: 2,178,743 km (0.117 R)
• M10: 2,908,631 km (0.101 R)
• M11: 3,004,972 km (0.042 R)
• M12: 3,708,980 km (0.106 R)
• M13: 4,242,147 km (0.095 R)
• M14: 4,686,303 km (0.111 R)
• M15: 4,761,700 km (0.049 R)
• M16: 5,498,769 km (0.103 R)
• M17: 6,396,356 km (0.109 R)
• M18: 9,114,400 km (0.113 R)
• M19: 9,734,483 km (0.115 R)
• M20: 9,879,593 km (0.115 R)
• M21: 9,976,682 km (0.059 R)
• M22: 10,516,431 km (0.101 R)
• M23: 11,573,190 km (0.111 R)
• M24: 12,192,077 km (0.084 R)
• M25: 12,663,460 km (0.106 R)
• M26: 12,874,842 km (0.082 R)
• M27: 13,087,420 km (0.06 R)
• M28: 13,194,083 km (0.072 R)
• M29: 13,301,046 km (0.066 R)
• M30: 13,949,253 km (0.12 R)
• M31: 14,884,988 km (0.083 R)
• M32: 18,167,764 km (0.074 R)
• M33: 18,406,223 km (0.116 R)
• M34: 18,705,867 km (0.051 R)
• M35: 20,228,026 km (0.042 R)
• M36: 21,599,988 km (0.113 R)
• M37: 21,663,118 km (0.105 R)
• M38: 21,726,248 km (0.117 R)
• M39: 22,297,413 km (0.062 R)
• M40: 23,002,019 km (0.093 R)
• M41: 23,649,030 km (0.079 R)
• M42: 23,779,030 km (0.104 R)
• M43: 24,301,875 km (0.049 R)
• M44: 24,367,548 km (0.073 R)
• M45: 24,630,541 km (0.033 R)
• M46: 24,828,459 km (0.086 R)
• M47: 25,625,517 km (0.055 R)
• M48: 25,759,108 km (0.093 R)
• M49: 26,498,420 km (0.09 R)
• M50: 27,997,690 km (0.106 R)
• M51: 28,204,285 km (0.085 R)
• M52: 28,618,970 km (0.117 R)
• M53: 29,035,600 km (0.109 R)
• M54: 29,945,455 km (0.075 R)
• M55: 30,864,434 km (0.099 R)
• M56: 31,077,910 km (0.059 R)
• M57: 31,792,839 km (0.072 R)
• M58: 34,043,389 km (0.093 R)
• M59: 34,116,842 km (0.11 R)
• M60: 34,263,896 km (0.116 R)
• M61: 34,411,250 km (0.057 R)
• M62: 35,076,512 km (0.115 R)
• M63: 36,119,957 km (0.111 R)
• M64: 36,494,999 km (0.049 R)
• M65: 36,570,247 km (0.108 R)
• M66: 36,796,139 km (0.12 R)
• M67: 38,389,955 km (0.085 R)
• M68: 39,465,115 km (0.098 R)
• M69: 39,928,868 km (0.115 R)
• M70: 41,018,091 km (0.044 R)
• M71: 41,880,672 km (0.101 R)
• M72: 44,103,397 km (0.092 R)
• M73: 44,183,432 km (0.05 R)
• M74: 44,423,985 km (0.106 R)
• M75: 44,906,438 km (0.116 R)
• M76: 45,228,971 km (0.042 R)
• M77: 46,608,563 km (0.09 R)
• M78: 47,016,965 km (0.096 R)
• M79: 49,242,682 km (0.105 R)
• M80: 51,249,837 km (0.082 R)
• M81: 52,263,363 km (0.08 R)
• M82: 52,433,006 km (0.052 R)
• M83: 52,772,594 km (0.082 R)
• M84: 52,857,715 km (0.039 R)
• M85: 53,796,142 km (0.104 R)
• M86: 54,998,460 km (0.105 R)
• M87: 56,209,605 km (0.094 R)
• M88: 57,516,941 km (0.095 R)
• M89: 58,394,182 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.3

Radius: 11.4

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.98 AU - 12.48 AU

Year: 13241 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 46,392,795 km

• M1: 225,145 km (0.115 R)
• M2: 505,042 km (0.053 R)
• M3: 894,296 km (0.099 R)
• M4: 1,000,810 km (0.12 R)
• M5: 1,093,112 km (0.115 R)
• M6: 1,731,147 km (0.081 R)
• M7: 2,076,718 km (0.082 R)
• M8: 2,649,079 km (0.084 R)
• M9: 2,966,675 km (0.056 R)
• M10: 3,047,907 km (0.05 R)
• M11: 3,409,186 km (0.098 R)
• M12: 4,142,515 km (0.111 R)
• M13: 4,233,769 km (0.085 R)
• M14: 4,668,650 km (0.117 R)
• M15: 5,183,267 km (0.111 R)
• M16: 5,281,852 km (0.079 R)
• M17: 6,057,966 km (0.091 R)
• M18: 6,266,356 km (0.065 R)
• M19: 6,583,503 km (0.116 R)
• M20: 6,869,684 km (0.081 R)
• M21: 7,454,611 km (0.074 R)
• M22: 7,603,312 km (0.046 R)
• M23: 7,866,006 km (0.113 R)
• M24: 8,985,895 km (0.04 R)
• M25: 9,104,526 km (0.111 R)
• M26: 9,183,963 km (0.089 R)
• M27: 9,343,584 km (0.109 R)
• M28: 10,155,152 km (0.112 R)
• M29: 10,278,870 km (0.09 R)
• M30: 10,444,624 km (0.087 R)
• M31: 10,778,826 km (0.118 R)
• M32: 10,904,937 km (0.069 R)
• M33: 11,500,486 km (0.065 R)
• M34: 11,586,505 km (0.107 R)
• M35: 11,888,992 km (0.108 R)
• M36: 11,975,908 km (0.05 R)
• M37: 13,530,828 km (0.107 R)
• M38: 13,895,099 km (0.111 R)
• M39: 14,170,509 km (0.069 R)
• M40: 14,820,063 km (0.119 R)
• M41: 16,777,850 km (0.085 R)
• M42: 16,973,075 km (0.067 R)
• M43: 18,916,950 km (0.103 R)
• M44: 19,734,652 km (0.097 R)
• M45: 19,940,947 km (0.053 R)
• M46: 20,044,319 km (0.039 R)
• M47: 20,303,573 km (0.048 R)
• M48: 21,246,039 km (0.115 R)
• M49: 22,578,807 km (0.095 R)
• M50: 23,391,273 km (0.109 R)
• M51: 23,773,794 km (0.107 R)
• M52: 25,492,375 km (0.094 R)
• M53: 26,224,956 km (0.041 R)
• M54: 26,395,048 km (0.114 R)
• M55: 26,508,593 km (0.056 R)
• M56: 26,793,278 km (0.1 R)
• M57: 28,057,679 km (0.119 R)
• M58: 28,930,882 km (0.102 R)
• M59: 29,341,528 km (0.094 R)
• M60: 29,518,053 km (0.117 R)
• M61: 29,931,392 km (0.098 R)
• M62: 30,883,284 km (0.058 R)
• M63: 32,329,895 km (0.066 R)
• M64: 32,694,914 km (0.12 R)
• M65: 32,878,022 km (0.038 R)
• M66: 34,107,118 km (0.11 R)
• M67: 34,230,835 km (0.077 R)
• M68: 34,727,201 km (0.086 R)
• M69: 36,673,320 km (0.101 R)
• M70: 36,990,617 km (0.119 R)
• M71: 37,244,933 km (0.057 R)
• M72: 38,268,482 km (0.102 R)
• M73: 39,042,202 km (0.12 R)
• M74: 39,755,933 km (0.082 R)
• M75: 40,212,356 km (0.098 R)
• M76: 40,867,446 km (0.09 R)
• M77: 41,526,125 km (0.091 R)
• M78: 41,790,614 km (0.116 R)
• M79: 42,055,552 km (0.1 R)
• M80: 42,653,794 km (0.11 R)
• M81: 43,523,107 km (0.047 R)
• M82: 43,724,466 km (0.068 R)
• M83: 44,195,549 km (0.064 R)
• M84: 44,398,105 km (0.095 R)
• M85: 45,007,267 km (0.057 R)
• M86: 45,142,953 km (0.118 R)
• M87: 45,414,922 km (0.054 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314

Radius: 9.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 10.47 AU - 11.87 AU

Year: 14064 Days

Day: 7.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 46,392,795 km

• M1: 122,072 km (0.1 R)
• M2: 314,604 km (0.054 R)
• M3: 423,661 km (0.043 R)
• M4: 852,259 km (0.102 R)
• M5: 1,148,014 km (0.098 R)
• M6: 2,862,705 km (0.044 R)
• M7: 3,624,906 km (0.119 R)
• M8: 3,713,318 km (0.09 R)
• M9: 3,952,825 km (0.1 R)
• M10: 4,013,561 km (0.075 R)
• M11: 6,009,047 km (0.066 R)
• M12: 6,361,649 km (0.071 R)
• M13: 6,830,040 km (0.112 R)
• M14: 7,123,851 km (0.111 R)
• M15: 7,235,151 km (0.097 R)
• M16: 9,619,891 km (0.06 R)
• M17: 10,789,148 km (0.1 R)
• M18: 11,217,447 km (0.096 R)
• M19: 11,477,298 km (0.026 R)
• M20: 11,826,609 km (0.1 R)
• M21: 12,002,686 km (0.083 R)
• M22: 12,357,383 km (0.081 R)
• M23: 13,396,190 km (0.11 R)
• M24: 13,579,747 km (0.076 R)
• M25: 13,810,277 km (0.099 R)
• M26: 14,935,253 km (0.052 R)
• M27: 15,077,820 km (0.113 R)
• M28: 15,316,728 km (0.092 R)
• M29: 15,846,454 km (0.119 R)
• M30: 16,089,251 km (0.118 R)
• M31: 17,772,825 km (0.108 R)
• M32: 18,177,039 km (0.082 R)
• M33: 18,431,206 km (0.107 R)
• M34: 19,356,020 km (0.052 R)
• M35: 19,511,751 km (0.049 R)
• M36: 20,612,642 km (0.099 R)
• M37: 20,877,729 km (0.055 R)
• M38: 21,841,439 km (0.093 R)
• M39: 22,328,679 km (0.042 R)
• M40: 23,534,887 km (0.117 R)
• M41: 24,034,394 km (0.09 R)
• M42: 24,369,344 km (0.094 R)
• M43: 24,649,690 km (0.084 R)
• M44: 26,814,970 km (0.086 R)
• M45: 26,988,503 km (0.044 R)
• M46: 27,336,767 km (0.074 R)
• M47: 28,037,483 km (0.081 R)
• M48: 28,981,147 km (0.08 R)
• M49: 29,755,465 km (0.119 R)
• M50: 30,416,089 km (0.116 R)
• M51: 30,536,665 km (0.115 R)
• M52: 31,020,764 km (0.053 R)
• M53: 32,488,170 km (0.079 R)
• M54: 32,796,640 km (0.059 R)
• M55: 33,168,242 km (0.062 R)
• M56: 34,731,390 km (0.084 R)
• M57: 36,126,689 km (0.067 R)
• M58: 36,318,324 km (0.106 R)
• M59: 36,702,790 km (0.11 R)
• M60: 36,895,472 km (0.117 R)
• M61: 37,410,987 km (0.11 R)
• M62: 37,604,866 km (0.113 R)
• M63: 38,644,870 km (0.108 R)
• M64: 38,775,618 km (0.061 R)
• M65: 38,971,891 km (0.073 R)
• M66: 40,090,285 km (0.091 R)
• M67: 40,355,073 km (0.119 R)
• M68: 40,753,153 km (0.082 R)
• M69: 42,493,425 km (0.048 R)
• M70: 42,695,831 km (0.085 R)
• M71: 43,101,540 km (0.09 R)
• M72: 45,769,469 km (0.047 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 11,763 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit