🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.42 AU - 0.6 AU

Year: 235 Days

Day: 31 Hours

Environment

Temp: -111 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,982,612 km

• M1: 202,556 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.39 AU - 0.65 AU

Year: 242 Days

Day: 19.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 57.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.56 AU - 0.7 AU

Year: 323 Days

Day: 13.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.1

Radius: 14.1

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.62 AU - 0.74 AU

Year: 362 Days

Day: 12.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,982,612 km

• M1: 188,194 km (0.09 R)
• M2: 287,228 km (0.076 R)
• M3: 378,034 km (0.12 R)
• M4: 507,436 km (0.044 R)
• M5: 613,950 km (0.03 R)
• M6: 733,628 km (0.119 R)
• M7: 891,155 km (0.105 R)
• M8: 1,021,903 km (0.073 R)
• M9: 1,205,759 km (0.105 R)
• M10: 1,480,421 km (0.025 R)
• M11: 1,576,612 km (0.114 R)
• M12: 1,696,141 km (0.067 R)
• M13: 1,884,335 km (0.103 R)
• M14: 2,176,948 km (0.083 R)
• M15: 2,382,346 km (0.034 R)
• M16: 2,472,404 km (0.107 R)
• M17: 2,631,277 km (0.106 R)
• M18: 2,724,626 km (0.051 R)
• M19: 2,940,346 km (0.066 R)
• M20: 3,142,154 km (0.11 R)
• M21: 3,248,069 km (0.087 R)
• M22: 3,395,722 km (0.092 R)
• M23: 3,552,501 km (0.074 R)
• M24: 3,649,290 km (0.079 R)
• M25: 3,739,797 km (0.038 R)
• M26: 3,838,233 km (0.119 R)
• M27: 4,016,254 km (0.11 R)
• M28: 4,160,616 km (0.068 R)
• M29: 4,255,461 km (0.105 R)
• M30: 4,447,246 km (0.091 R)
• M31: 4,551,665 km (0.051 R)
• M32: 4,755,567 km (0.097 R)
• M33: 4,893,197 km (0.119 R)
• M34: 5,024,544 km (0.11 R)
• M35: 5,164,717 km (0.089 R)
• M36: 5,314,165 km (0.119 R)
• M37: 5,425,316 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863

Radius: 10.4

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.81 AU - 1.07 AU

Year: 588 Days

Day: 12.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 86,982,612 km

• M1: 157,975 km (0.045 R)
• M2: 248,183 km (0.06 R)
• M3: 344,225 km (0.1 R)
• M4: 449,542 km (0.113 R)
• M5: 576,849 km (0.103 R)
• M6: 669,301 km (0.079 R)
• M7: 742,305 km (0.095 R)
• M8: 807,978 km (0.102 R)
• M9: 886,517 km (0.079 R)
• M10: 1,168,210 km (0.115 R)
• M11: 1,332,319 km (0.081 R)
• M12: 1,465,311 km (0.083 R)
• M13: 1,536,819 km (0.041 R)
• M14: 1,602,792 km (0.106 R)
• M15: 1,724,265 km (0.106 R)
• M16: 1,806,993 km (0.083 R)
• M17: 1,940,883 km (0.076 R)
• M18: 2,012,540 km (0.059 R)
• M19: 2,173,807 km (0.082 R)
• M20: 2,392,818 km (0.085 R)
• M21: 2,532,542 km (0.078 R)
• M22: 2,714,902 km (0.119 R)
• M23: 2,795,685 km (0.072 R)
• M24: 2,901,899 km (0.056 R)
• M25: 3,009,311 km (0.031 R)
• M26: 3,254,053 km (0.073 R)
• M27: 3,461,545 km (0.059 R)
• M28: 3,646,747 km (0.114 R)
• M29: 3,736,207 km (0.1 R)
• M30: 3,871,593 km (0.065 R)
• M31: 3,981,099 km (0.047 R)
• M32: 4,082,376 km (0.111 R)
• M33: 4,325,323 km (0.085 R)
• M34: 4,420,019 km (0.062 R)
• M35: 4,505,888 km (0.097 R)
• M36: 4,815,705 km (0.045 R)
• M37: 4,963,358 km (0.107 R)
• M38: 5,232,784 km (0.081 R)
• M39: 5,476,479 km (0.113 R)
• M40: 5,661,681 km (0.026 R)
• M41: 5,786,296 km (0.107 R)
• M42: 5,859,449 km (0.04 R)
• M43: 6,304,653 km (0.08 R)
• M44: 6,380,050 km (0.062 R)
• M45: 6,466,368 km (0.095 R)
• M46: 6,542,364 km (0.097 R)
• M47: 7,160,502 km (0.051 R)
• M48: 7,227,971 km (0.106 R)
• M49: 7,556,488 km (0.054 R)
• M50: 7,625,003 km (0.045 R)
• M51: 7,739,895 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.4

Radius: 11.6

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.18 AU - 3.24 AU

Year: 3713 Days

Day: 9.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 162.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 86,982,612 km

• M1: 148,850 km (0.035 R)
• M2: 247,584 km (0.058 R)
• M3: 396,285 km (0.056 R)
• M4: 492,925 km (0.076 R)
• M5: 568,023 km (0.094 R)
• M6: 740,659 km (0.093 R)
• M7: 875,596 km (0.102 R)
• M8: 1,049,279 km (0.074 R)
• M9: 1,140,534 km (0.117 R)
• M10: 1,245,402 km (0.105 R)
• M11: 1,533,677 km (0.041 R)
• M12: 1,662,332 km (0.085 R)
• M13: 1,746,106 km (0.111 R)
• M14: 2,057,270 km (0.03 R)
• M15: 2,265,809 km (0.066 R)
• M16: 2,536,432 km (0.06 R)
• M17: 2,647,733 km (0.042 R)
• M18: 2,860,760 km (0.086 R)
• M19: 3,006,020 km (0.106 R)
• M20: 3,153,822 km (0.092 R)
• M21: 3,319,128 km (0.075 R)
• M22: 3,705,689 km (0.119 R)
• M23: 3,816,541 km (0.115 R)
• M24: 3,912,583 km (0.119 R)
• M25: 4,041,686 km (0.113 R)
• M26: 4,370,951 km (0.106 R)
• M27: 4,606,717 km (0.061 R)
• M28: 5,232,036 km (0.114 R)
• M29: 5,773,730 km (0.076 R)
• M30: 5,958,334 km (0.113 R)
• M31: 6,069,934 km (0.096 R)
• M32: 6,371,224 km (0.1 R)
• M33: 6,485,516 km (0.118 R)
• M34: 6,677,451 km (0.119 R)
• M35: 6,871,329 km (0.117 R)
• M36: 6,988,465 km (0.106 R)
• M37: 7,067,003 km (0.053 R)
• M38: 7,827,709 km (0.076 R)
• M39: 8,677,424 km (0.093 R)
• M40: 9,038,404 km (0.107 R)
• M41: 9,124,124 km (0.076 R)
• M42: 9,578,303 km (0.114 R)
• M43: 10,061,953 km (0.095 R)
• M44: 10,689,217 km (0.113 R)
• M45: 10,939,195 km (0.108 R)
• M46: 11,099,115 km (0.065 R)
• M47: 11,421,648 km (0.034 R)
• M48: 11,910,982 km (0.051 R)
• M49: 12,193,722 km (0.089 R)
• M50: 12,502,642 km (0.119 R)
• M51: 12,765,934 km (0.088 R)
• M52: 12,838,190 km (0.092 R)
• M53: 12,934,531 km (0.072 R)
• M54: 13,395,741 km (0.112 R)
• M55: 13,665,317 km (0.066 R)
• M56: 13,911,854 km (0.104 R)
• M57: 14,309,485 km (0.087 R)
• M58: 14,459,532 km (0.101 R)
• M59: 14,534,780 km (0.077 R)
• M60: 14,635,309 km (0.099 R)
• M61: 14,736,138 km (0.073 R)
• M62: 14,837,117 km (0.058 R)
• M63: 14,988,959 km (0.048 R)
• M64: 15,422,194 km (0.112 R)
• M65: 15,601,712 km (0.051 R)
• M66: 16,040,781 km (0.08 R)
• M67: 16,118,722 km (0.109 R)
• M68: 16,379,321 km (0.049 R)
• M69: 17,169,497 km (0.094 R)
• M70: 17,355,597 km (0.082 R)
• M71: 17,489,038 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.9

Radius: 4.7

Gravity: 25.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5 AU - 7.22 AU

Year: 9752 Days

Day: 16.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 86,982,612 km

• M1: 78,838 km (0.078 R)
• M2: 221,854 km (0.065 R)
• M3: 346,169 km (0.117 R)
• M4: 436,676 km (0.105 R)
• M5: 640,728 km (0.077 R)
• M6: 736,770 km (0.097 R)
• M7: 769,831 km (0.074 R)
• M8: 837,449 km (0.109 R)
• M9: 1,224,907 km (0.102 R)
• M10: 2,434,257 km (0.039 R)
• M11: 2,509,355 km (0.109 R)
• M12: 2,687,675 km (0.071 R)
• M13: 2,739,436 km (0.082 R)
• M14: 3,056,733 km (0.034 R)
• M15: 3,725,735 km (0.091 R)
• M16: 3,783,629 km (0.111 R)
• M17: 3,929,188 km (0.102 R)
• M18: 4,017,600 km (0.108 R)
• M19: 4,076,841 km (0.032 R)
• M20: 4,226,140 km (0.073 R)
• M21: 4,936,281 km (0.115 R)
• M22: 5,517,319 km (0.088 R)
• M23: 5,815,916 km (0.081 R)
• M24: 5,984,064 km (0.072 R)
• M25: 6,290,890 km (0.086 R)
• M26: 6,428,819 km (0.107 R)
• M27: 6,637,658 km (0.072 R)
• M28: 6,990,708 km (0.111 R)
• M29: 7,458,800 km (0.067 R)
• M30: 7,531,654 km (0.11 R)
• M31: 7,641,459 km (0.103 R)
• M32: 8,691,786 km (0.105 R)
• M33: 9,429,902 km (0.119 R)
• M34: 9,706,807 km (0.115 R)
• M35: 10,512,841 km (0.076 R)
• M36: 10,800,069 km (0.051 R)
• M37: 10,841,208 km (0.105 R)
• M38: 11,048,252 km (0.114 R)
• M39: 12,059,683 km (0.092 R)
• M40: 12,576,394 km (0.096 R)
• M41: 12,706,694 km (0.055 R)
• M42: 12,793,909 km (0.063 R)
• M43: 13,012,621 km (0.066 R)
• M44: 13,232,530 km (0.084 R)
• M45: 13,944,466 km (0.12 R)
• M46: 14,623,341 km (0.082 R)
• M47: 14,668,969 km (0.088 R)
• M48: 14,714,596 km (0.09 R)
• M49: 15,312,838 km (0.057 R)
• M50: 15,731,562 km (0.057 R)
• M51: 16,675,525 km (0.065 R)
• M52: 17,929,903 km (0.107 R)
• M53: 18,965,120 km (0.09 R)
• M54: 19,766,815 km (0.046 R)
• M55: 20,120,914 km (0.071 R)
• M56: 20,630,594 km (0.07 R)
• M57: 22,711,051 km (0.028 R)
• M58: 23,508,408 km (0.114 R)
• M59: 23,561,814 km (0.093 R)
• M60: 24,368,895 km (0.109 R)
• M61: 24,477,204 km (0.096 R)
• M62: 25,075,595 km (0.068 R)
• M63: 25,568,819 km (0.06 R)
• M64: 25,733,975 km (0.093 R)
• M65: 26,676,292 km (0.101 R)
• M66: 27,235,788 km (0.097 R)
• M67: 27,969,117 km (0.116 R)
• M68: 28,423,595 km (0.051 R)
• M69: 29,397,328 km (0.112 R)
• M70: 29,859,286 km (0.1 R)
• M71: 30,498,518 km (0.091 R)
• M72: 30,556,861 km (0.094 R)
• M73: 30,673,697 km (0.102 R)
• M74: 31,731,354 km (0.114 R)
• M75: 31,849,536 km (0.036 R)
• M76: 33,400,118 km (0.086 R)
• M77: 34,853,162 km (0.091 R)
• M78: 35,648,873 km (0.103 R)
• M79: 36,636,219 km (0.104 R)
• M80: 36,698,302 km (0.107 R)
• M81: 37,320,330 km (0.081 R)
• M82: 37,883,118 km (0.101 R)
• M83: 38,134,292 km (0.082 R)
• M84: 39,397,796 km (0.04 R)
• M85: 39,843,149 km (0.112 R)
• M86: 40,482,530 km (0.039 R)
• M87: 40,610,736 km (0.084 R)
• M88: 43,269,688 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953

Radius: 6.2

Gravity: 24.79 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.66 AU - 12.54 AU

Year: 20725 Days

Day: 24.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 86,982,612 km

• M1: 177,423 km (0.058 R)
• M2: 462,706 km (0.108 R)
• M3: 1,107,623 km (0.029 R)
• M4: 1,451,399 km (0.11 R)
• M5: 2,080,607 km (0.028 R)
• M6: 2,230,803 km (0.101 R)
• M7: 3,599,774 km (0.12 R)
• M8: 4,197,716 km (0.1 R)
• M9: 4,678,374 km (0.08 R)
• M10: 4,776,660 km (0.077 R)
• M11: 5,025,292 km (0.108 R)
• M12: 7,161,250 km (0.099 R)
• M13: 7,331,492 km (0.093 R)
• M14: 7,618,122 km (0.105 R)
• M15: 7,675,867 km (0.073 R)
• M16: 8,380,772 km (0.113 R)
• M17: 8,500,151 km (0.09 R)
• M18: 8,801,292 km (0.103 R)
• M19: 9,167,358 km (0.095 R)
• M20: 9,228,842 km (0.081 R)
• M21: 9,538,360 km (0.103 R)
• M22: 9,663,125 km (0.075 R)
• M23: 10,423,082 km (0.096 R)
• M24: 10,487,260 km (0.11 R)
• M25: 13,719,322 km (0.082 R)
• M26: 14,357,207 km (0.048 R)
• M27: 15,735,003 km (0.09 R)
• M28: 16,253,210 km (0.04 R)
• M29: 16,327,710 km (0.098 R)
• M30: 17,230,384 km (0.116 R)
• M31: 17,841,192 km (0.071 R)
• M32: 18,536,672 km (0.08 R)
• M33: 19,477,942 km (0.084 R)
• M34: 20,676,071 km (0.079 R)
• M35: 20,999,652 km (0.108 R)
• M36: 21,651,749 km (0.099 R)
• M37: 22,145,122 km (0.118 R)
• M38: 22,393,305 km (0.064 R)
• M39: 22,559,209 km (0.118 R)
• M40: 24,070,746 km (0.082 R)
• M41: 24,411,081 km (0.112 R)
• M42: 24,753,062 km (0.058 R)
• M43: 25,528,129 km (0.114 R)
• M44: 26,573,967 km (0.087 R)
• M45: 26,749,595 km (0.096 R)
• M46: 27,990,061 km (0.1 R)
• M47: 30,159,828 km (0.12 R)
• M48: 34,275,715 km (0.086 R)
• M49: 35,042,852 km (0.053 R)
• M50: 35,139,044 km (0.111 R)
• M51: 35,235,385 km (0.091 R)
• M52: 36,301,270 km (0.084 R)
• M53: 36,496,196 km (0.101 R)
• M54: 36,887,095 km (0.073 R)
• M55: 37,377,626 km (0.056 R)
• M56: 38,663,270 km (0.072 R)
• M57: 39,862,746 km (0.054 R)
• M58: 41,684,848 km (0.111 R)
• M59: 43,430,506 km (0.066 R)
• M60: 44,677,105 km (0.037 R)
• M61: 46,463,004 km (0.114 R)
• M62: 47,098,945 km (0.039 R)
• M63: 49,563,121 km (0.115 R)
• M64: 50,538,649 km (0.101 R)
• M65: 51,411,253 km (0.119 R)
• M66: 52,508,853 km (0.042 R)
• M67: 53,503,379 km (0.058 R)
• M68: 53,836,235 km (0.06 R)
• M69: 55,286,586 km (0.071 R)
• M70: 57,089,240 km (0.106 R)
• M71: 59,829,275 km (0.045 R)
• M72: 61,215,149 km (0.118 R)
• M73: 61,447,176 km (0.07 R)
• M74: 62,728,631 km (0.065 R)
• M75: 63,196,723 km (0.057 R)
• M76: 65,673,316 km (0.1 R)
• M77: 66,029,807 km (0.042 R)
• M78: 66,863,815 km (0.086 R)
• M79: 66,983,344 km (0.087 R)
• M80: 68,422,027 km (0.098 R)
• M81: 70,234,854 km (0.118 R)
• M82: 70,477,801 km (0.118 R)
• M83: 77,391,466 km (0.117 R)
• M84: 77,642,342 km (0.071 R)
• M85: 78,144,841 km (0.058 R)
• M86: 78,270,653 km (0.086 R)
• M87: 78,648,537 km (0.079 R)
• M88: 78,774,648 km (0.108 R)
• M89: 79,279,691 km (0.11 R)
• M90: 79,406,101 km (0.108 R)
• M91: 79,659,071 km (0.079 R)
• M92: 83,101,318 km (0.075 R)
• M93: 83,486,832 km (0.117 R)
• M94: 83,872,794 km (0.115 R)
• M95: 84,388,458 km (0.026 R)
• M96: 86,071,733 km (0.117 R)
• M97: 86,461,735 km (0.083 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 19,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit