🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.41 AU - 0.67 AU

Year: 256 Days

Day: 27.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.58 AU - 0.74 AU

Year: 346 Days

Day: 23.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.9

Radius: 9.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.61 AU - 0.89 AU

Year: 419 Days

Day: 10.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,596,725 km

• M1: 119,529 km (0.093 R)
• M2: 181,462 km (0.083 R)
• M3: 315,652 km (0.064 R)
• M4: 376,538 km (0.059 R)
• M5: 436,975 km (0.083 R)
• M6: 555,307 km (0.055 R)
• M7: 710,291 km (0.085 R)
• M8: 786,885 km (0.068 R)
• M9: 860,637 km (0.082 R)
• M10: 1,057,358 km (0.069 R)
• M11: 1,282,203 km (0.107 R)
• M12: 1,375,253 km (0.106 R)
• M13: 1,587,533 km (0.076 R)
• M14: 1,653,206 km (0.045 R)
• M15: 1,739,973 km (0.102 R)
• M16: 1,805,497 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.4

Radius: 14.5

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.55 AU - 1.77 AU

Year: 1381 Days

Day: 5.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 65,596,725 km

• M1: 209,886 km (0.043 R)
• M2: 307,424 km (0.116 R)
• M3: 406,158 km (0.096 R)
• M4: 576,550 km (0.08 R)
• M5: 686,205 km (0.112 R)
• M6: 870,510 km (0.08 R)
• M7: 1,048,831 km (0.1 R)
• M8: 1,147,116 km (0.073 R)
• M9: 1,336,059 km (0.107 R)
• M10: 1,825,244 km (0.108 R)
• M11: 1,986,959 km (0.082 R)
• M12: 2,080,158 km (0.101 R)
• M13: 2,468,066 km (0.085 R)
• M14: 2,659,551 km (0.116 R)
• M15: 2,867,642 km (0.04 R)
• M16: 3,045,364 km (0.094 R)
• M17: 3,165,790 km (0.099 R)
• M18: 3,349,646 km (0.104 R)
• M19: 3,587,806 km (0.114 R)
• M20: 4,268,177 km (0.095 R)
• M21: 4,376,486 km (0.067 R)
• M22: 4,762,747 km (0.108 R)
• M23: 4,861,183 km (0.031 R)
• M24: 4,988,640 km (0.063 R)
• M25: 5,088,572 km (0.106 R)
• M26: 5,203,612 km (0.12 R)
• M27: 5,319,551 km (0.047 R)
• M28: 5,524,500 km (0.093 R)
• M29: 5,657,642 km (0.093 R)
• M30: 6,063,650 km (0.06 R)
• M31: 6,155,204 km (0.091 R)
• M32: 6,463,675 km (0.104 R)
• M33: 6,619,855 km (0.111 R)
• M34: 6,951,813 km (0.059 R)
• M35: 7,435,762 km (0.077 R)
• M36: 7,599,572 km (0.118 R)
• M37: 8,031,012 km (0.108 R)
• M38: 8,148,596 km (0.055 R)
• M39: 8,317,492 km (0.107 R)
• M40: 8,470,680 km (0.072 R)
• M41: 8,814,157 km (0.111 R)
• M42: 8,970,188 km (0.05 R)
• M43: 9,197,277 km (0.045 R)
• M44: 9,514,873 km (0.11 R)
• M45: 9,692,895 km (0.092 R)
• M46: 9,944,070 km (0.099 R)
• M47: 10,343,047 km (0.103 R)
• M48: 10,507,754 km (0.116 R)
• M49: 10,636,558 km (0.104 R)
• M50: 10,747,261 km (0.105 R)
• M51: 10,932,762 km (0.078 R)
• M52: 11,212,959 km (0.109 R)
• M53: 11,647,391 km (0.097 R)
• M54: 11,857,127 km (0.104 R)
• M55: 12,377,129 km (0.035 R)
• M56: 12,513,114 km (0.102 R)
• M57: 12,767,131 km (0.097 R)
• M58: 13,101,931 km (0.066 R)
• M59: 13,260,505 km (0.095 R)
• M60: 13,399,780 km (0.107 R)
• M61: 13,499,562 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.3

Radius: 14.2

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.68 AU - 3.6 AU

Year: 3593 Days

Day: 11.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 65,596,725 km

• M1: 218,263 km (0.072 R)
• M2: 378,034 km (0.117 R)
• M3: 475,272 km (0.073 R)
• M4: 613,351 km (0.119 R)
• M5: 856,597 km (0.104 R)
• M6: 949,348 km (0.083 R)
• M7: 1,384,528 km (0.1 R)
• M8: 1,538,614 km (0.113 R)
• M9: 1,698,684 km (0.092 R)
• M10: 2,775,639 km (0.059 R)
• M11: 3,306,113 km (0.105 R)
• M12: 3,593,042 km (0.076 R)
• M13: 4,089,707 km (0.114 R)
• M14: 4,566,026 km (0.036 R)
• M15: 4,714,577 km (0.066 R)
• M16: 5,504,005 km (0.081 R)
• M17: 5,868,126 km (0.103 R)
• M18: 6,006,803 km (0.094 R)
• M19: 6,216,839 km (0.082 R)
• M20: 6,405,631 km (0.087 R)
• M21: 6,740,431 km (0.035 R)
• M22: 7,056,681 km (0.102 R)
• M23: 7,502,632 km (0.104 R)
• M24: 7,703,842 km (0.113 R)
• M25: 8,008,872 km (0.118 R)
• M26: 8,604,870 km (0.067 R)
• M27: 9,215,378 km (0.089 R)
• M28: 9,430,949 km (0.094 R)
• M29: 9,730,294 km (0.107 R)
• M30: 9,894,852 km (0.103 R)
• M31: 10,310,285 km (0.109 R)
• M32: 10,534,233 km (0.113 R)
• M33: 10,873,222 km (0.073 R)
• M34: 11,072,486 km (0.033 R)
• M35: 11,503,927 km (0.056 R)
• M36: 11,911,581 km (0.077 R)
• M37: 12,353,643 km (0.062 R)
• M38: 12,442,653 km (0.108 R)
• M39: 13,742,808 km (0.12 R)
• M40: 13,989,495 km (0.077 R)
• M41: 14,362,144 km (0.077 R)
• M42: 14,612,570 km (0.096 R)
• M43: 14,769,798 km (0.049 R)
• M44: 15,372,228 km (0.091 R)
• M45: 15,468,121 km (0.088 R)
• M46: 15,564,162 km (0.106 R)
• M47: 15,724,681 km (0.102 R)
• M48: 15,950,424 km (0.12 R)
• M49: 16,047,513 km (0.069 R)
• M50: 17,095,147 km (0.088 R)
• M51: 17,227,691 km (0.119 R)
• M52: 18,334,117 km (0.053 R)
• M53: 18,707,962 km (0.1 R)
• M54: 18,878,802 km (0.106 R)
• M55: 19,015,834 km (0.036 R)
• M56: 19,221,980 km (0.1 R)
• M57: 19,428,874 km (0.066 R)
• M58: 19,532,545 km (0.096 R)
• M59: 20,019,037 km (0.093 R)
• M60: 20,474,413 km (0.099 R)
• M61: 20,685,646 km (0.038 R)
• M62: 21,181,563 km (0.06 R)
• M63: 21,466,696 km (0.083 R)
• M64: 21,860,886 km (0.071 R)
• M65: 22,040,853 km (0.092 R)
• M66: 22,329,726 km (0.048 R)
• M67: 22,692,651 km (0.113 R)
• M68: 23,424,483 km (0.111 R)
• M69: 23,719,341 km (0.117 R)
• M70: 23,904,393 km (0.092 R)
• M71: 24,126,845 km (0.113 R)
• M72: 24,424,695 km (0.068 R)
• M73: 24,574,143 km (0.045 R)
• M74: 24,836,238 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10

Radius: 13.8

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.23 AU - 4.89 AU

Year: 5282 Days

Day: 6.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,596,725 km

• M1: 172,337 km (0.083 R)
• M2: 530,474 km (0.067 R)
• M3: 980,913 km (0.119 R)
• M4: 1,475,783 km (0.115 R)
• M5: 1,642,136 km (0.045 R)
• M6: 2,498,733 km (0.119 R)
• M7: 2,644,741 km (0.069 R)
• M8: 3,511,361 km (0.11 R)
• M9: 3,869,199 km (0.083 R)
• M10: 4,349,259 km (0.093 R)
• M11: 4,867,765 km (0.105 R)
• M12: 5,003,002 km (0.038 R)
• M13: 5,486,053 km (0.093 R)
• M14: 5,586,583 km (0.072 R)
• M15: 5,738,425 km (0.093 R)
• M16: 6,171,062 km (0.052 R)
• M17: 6,338,611 km (0.115 R)
• M18: 6,948,073 km (0.1 R)
• M19: 7,111,733 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.4

Radius: 7.5

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.46 AU - 6.76 AU

Year: 10973 Days

Day: 21.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 96.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 65,596,725 km

• M1: 307,573 km (0.097 R)
• M2: 451,038 km (0.064 R)
• M3: 601,234 km (0.052 R)
• M4: 666,010 km (0.052 R)
• M5: 785,389 km (0.095 R)
• M6: 987,795 km (0.075 R)
• M7: 1,065,586 km (0.094 R)
• M8: 1,165,667 km (0.106 R)
• M9: 1,397,244 km (0.072 R)
• M10: 1,783,655 km (0.099 R)
• M11: 2,075,970 km (0.073 R)
• M12: 2,955,456 km (0.098 R)
• M13: 3,097,873 km (0.055 R)
• M14: 3,330,348 km (0.09 R)
• M15: 3,874,286 km (0.104 R)
• M16: 4,348,511 km (0.111 R)
• M17: 5,282,301 km (0.064 R)
• M18: 5,630,565 km (0.093 R)
• M19: 5,950,255 km (0.059 R)
• M20: 6,239,428 km (0.085 R)
• M21: 6,459,486 km (0.092 R)
• M22: 6,533,388 km (0.076 R)
• M23: 7,210,917 km (0.084 R)
• M24: 8,713,478 km (0.056 R)
• M25: 10,309,088 km (0.092 R)
• M26: 10,525,557 km (0.06 R)
• M27: 10,919,298 km (0.098 R)
• M28: 11,317,677 km (0.082 R)
• M29: 11,630,935 km (0.059 R)
• M30: 12,037,841 km (0.086 R)
• M31: 12,311,755 km (0.046 R)
• M32: 12,680,215 km (0.07 R)
• M33: 12,958,766 km (0.087 R)
• M34: 13,664,270 km (0.035 R)
• M35: 13,854,558 km (0.107 R)
• M36: 14,045,744 km (0.109 R)
• M37: 14,624,389 km (0.099 R)
• M38: 14,770,247 km (0.111 R)
• M39: 14,965,472 km (0.096 R)
• M40: 15,309,248 km (0.094 R)
• M41: 15,655,567 km (0.089 R)
• M42: 16,205,189 km (0.06 R)
• M43: 16,710,232 km (0.12 R)
• M44: 16,811,809 km (0.106 R)
• M45: 17,066,723 km (0.079 R)
• M46: 18,887,180 km (0.073 R)
• M47: 19,099,160 km (0.085 R)
• M48: 19,365,295 km (0.076 R)
• M49: 19,525,514 km (0.117 R)
• M50: 19,686,182 km (0.098 R)
• M51: 19,739,888 km (0.079 R)
• M52: 20,333,193 km (0.113 R)
• M53: 21,206,845 km (0.095 R)
• M54: 21,537,605 km (0.113 R)
• M55: 22,148,414 km (0.085 R)
• M56: 22,204,214 km (0.11 R)
• M57: 22,540,061 km (0.101 R)
• M58: 23,957,501 km (0.11 R)
• M59: 24,072,242 km (0.076 R)
• M60: 24,590,300 km (0.086 R)
• M61: 25,872,353 km (0.103 R)
• M62: 25,931,145 km (0.099 R)
• M63: 27,235,639 km (0.057 R)
• M64: 27,535,134 km (0.116 R)
• M65: 27,835,676 km (0.107 R)
• M66: 28,258,290 km (0.089 R)
• M67: 28,743,884 km (0.064 R)
• M68: 30,093,556 km (0.12 R)
• M69: 30,776,022 km (0.055 R)
• M70: 31,212,997 km (0.045 R)
• M71: 31,338,211 km (0.093 R)
• M72: 31,589,236 km (0.092 R)
• M73: 31,652,067 km (0.118 R)
• M74: 33,364,514 km (0.08 R)
• M75: 33,428,542 km (0.061 R)
• M76: 35,302,405 km (0.087 R)
• M77: 36,219,140 km (0.102 R)
• M78: 37,475,912 km (0.091 R)
• M79: 38,679,577 km (0.107 R)
• M80: 38,881,384 km (0.049 R)
• M81: 39,016,172 km (0.083 R)
• M82: 39,218,578 km (0.034 R)
• M83: 40,031,792 km (0.118 R)
• M84: 40,235,993 km (0.059 R)
• M85: 42,921,574 km (0.101 R)
• M86: 43,829,483 km (0.062 R)
• M87: 43,969,806 km (0.102 R)
• M88: 44,743,826 km (0.088 R)
• M89: 44,955,806 km (0.099 R)
• M90: 45,451,423 km (0.12 R)
• M91: 46,162,761 km (0.101 R)
• M92: 48,246,360 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.2

Radius: 5.2

Gravity: 27.04 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.32 AU - 8.32 AU

Year: 15495 Days

Day: 18.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 65,596,725 km

• M1: 209,886 km (0.115 R)
• M2: 1,175,839 km (0.105 R)
• M3: 1,226,703 km (0.12 R)
• M4: 1,437,636 km (0.086 R)
• M5: 1,492,239 km (0.088 R)
• M6: 1,603,390 km (0.041 R)
• M7: 1,804,599 km (0.09 R)
• M8: 1,983,518 km (0.086 R)
• M9: 2,455,499 km (0.098 R)
• M10: 3,279,185 km (0.097 R)
• M11: 3,534,250 km (0.106 R)
• M12: 3,571,200 km (0.084 R)
• M13: 3,758,048 km (0.06 R)
• M14: 3,833,745 km (0.102 R)
• M15: 4,102,422 km (0.086 R)
• M16: 4,417,027 km (0.098 R)
• M17: 4,496,762 km (0.106 R)
• M18: 5,406,467 km (0.055 R)
• M19: 5,620,990 km (0.091 R)
• M20: 5,751,141 km (0.104 R)
• M21: 6,102,696 km (0.101 R)
• M22: 6,643,342 km (0.073 R)
• M23: 7,152,125 km (0.027 R)
• M24: 7,293,195 km (0.043 R)
• M25: 7,387,592 km (0.072 R)
• M26: 7,721,494 km (0.069 R)
• M27: 7,914,625 km (0.051 R)
• M28: 8,752,523 km (0.114 R)
• M29: 9,463,561 km (0.1 R)
• M30: 10,457,938 km (0.077 R)
• M31: 10,671,564 km (0.1 R)
• M32: 10,725,120 km (0.104 R)
• M33: 11,430,325 km (0.114 R)
• M34: 11,650,233 km (0.117 R)
• M35: 11,705,585 km (0.047 R)
• M36: 12,771,021 km (0.092 R)
• M37: 13,633,901 km (0.07 R)
• M38: 13,750,438 km (0.072 R)
• M39: 13,867,124 km (0.103 R)
• M40: 14,160,635 km (0.087 R)
• M41: 14,278,668 km (0.101 R)
• M42: 14,337,759 km (0.116 R)
• M43: 14,813,480 km (0.09 R)
• M44: 16,209,827 km (0.12 R)
• M45: 16,456,963 km (0.107 R)
• M46: 18,607,282 km (0.047 R)
• M47: 19,386,986 km (0.044 R)
• M48: 19,583,558 km (0.067 R)
• M49: 20,643,309 km (0.077 R)
• M50: 21,450,240 km (0.041 R)
• M51: 21,653,544 km (0.055 R)
• M52: 21,857,595 km (0.098 R)
• M53: 22,062,245 km (0.06 R)
• M54: 22,198,978 km (0.093 R)
• M55: 22,679,935 km (0.077 R)
• M56: 22,748,899 km (0.114 R)
• M57: 23,233,746 km (0.047 R)
• M58: 23,932,219 km (0.106 R)
• M59: 24,708,632 km (0.099 R)
• M60: 24,850,600 km (0.078 R)
• M61: 25,278,450 km (0.065 R)
• M62: 29,011,216 km (0.072 R)
• M63: 30,673,697 km (0.106 R)
• M64: 30,826,287 km (0.049 R)
• M65: 30,902,731 km (0.108 R)
• M66: 31,902,045 km (0.063 R)
• M67: 33,774,412 km (0.059 R)
• M68: 34,644,623 km (0.113 R)
• M69: 35,361,945 km (0.11 R)
• M70: 35,842,902 km (0.116 R)
• M71: 35,923,236 km (0.111 R)
• M72: 36,245,320 km (0.076 R)
• M73: 37,543,231 km (0.055 R)
• M74: 37,870,103 km (0.106 R)
• M75: 38,444,259 km (0.076 R)
• M76: 38,773,674 km (0.1 R)
• M77: 40,351,333 km (0.099 R)
• M78: 40,434,958 km (0.109 R)
• M79: 42,034,459 km (0.081 R)
• M80: 43,998,230 km (0.095 R)
• M81: 45,382,010 km (0.119 R)
• M82: 45,991,771 km (0.05 R)
• M83: 47,572,422 km (0.052 R)
• M84: 50,066,219 km (0.099 R)
• M85: 50,516,059 km (0.071 R)
• M86: 51,238,467 km (0.085 R)
• M87: 54,901,671 km (0.072 R)
• M88: 57,798,035 km (0.075 R)
• M89: 58,269,867 km (0.089 R)
• M90: 59,217,270 km (0.093 R)
• M91: 62,186,638 km (0.105 R)
• M92: 62,283,129 km (0.084 R)
• M93: 62,379,769 km (0.095 R)
• M94: 63,640,580 km (0.1 R)
• M95: 64,127,820 km (0.102 R)
• M96: 65,498,436 km (0.052 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 17,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit