🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.74 AU - 0.78 AU

Year: 234 Days

Day: 14.3 Hours

Environment

Temp: 121 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,976,708 km

• M1: 424,858 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.58 AU - 2.34 AU

Year: 969 Days

Day: 46.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,976,708 km

• M1: 803,640 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.24 AU - 2.64 AU

Year: 1346 Days

Day: 15.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.57 AU - 3.59 AU

Year: 1909 Days

Day: 38.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.42 AU - 3.82 AU

Year: 2432 Days

Day: 46 Hours

Environment

Temp: -118 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.75 AU - 4.41 AU

Year: 2910 Days

Day: 18.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.89 AU - 6.31 AU

Year: 4067 Days

Day: 16.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 135.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 10.7

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 9.96 AU - 14.72 AU

Year: 15306 Days

Day: 11.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 103,976,708 km

• M1: 219,909 km (0.03 R)
• M2: 351,106 km (0.104 R)
• M3: 1,060,051 km (0.111 R)
• M4: 1,509,742 km (0.075 R)
• M5: 2,330,436 km (0.049 R)
• M6: 2,509,355 km (0.095 R)
• M7: 2,631,277 km (0.098 R)
• M8: 2,755,144 km (0.092 R)
• M9: 4,351,503 km (0.09 R)
• M10: 4,498,707 km (0.071 R)
• M11: 4,798,053 km (0.038 R)
• M12: 5,065,234 km (0.107 R)
• M13: 5,534,822 km (0.043 R)
• M14: 6,141,441 km (0.046 R)
• M15: 6,390,073 km (0.105 R)
• M16: 7,026,014 km (0.101 R)
• M17: 7,112,332 km (0.109 R)
• M18: 7,549,457 km (0.105 R)
• M19: 8,175,972 km (0.104 R)
• M20: 9,146,863 km (0.062 R)
• M21: 9,336,104 km (0.105 R)
• M22: 10,056,717 km (0.05 R)
• M23: 10,203,024 km (0.103 R)
• M24: 10,795,282 km (0.088 R)
• M25: 11,653,375 km (0.111 R)
• M26: 13,649,759 km (0.094 R)
• M27: 13,866,077 km (0.075 R)
• M28: 15,299,225 km (0.089 R)
• M29: 15,749,813 km (0.052 R)
• M30: 15,976,604 km (0.074 R)
• M31: 16,090,448 km (0.118 R)
• M32: 16,721,452 km (0.055 R)
• M33: 17,771,479 km (0.119 R)
• M34: 18,007,694 km (0.117 R)
• M35: 18,842,600 km (0.074 R)
• M36: 19,751,257 km (0.04 R)
• M37: 20,426,692 km (0.097 R)
• M38: 21,611,058 km (0.091 R)
• M39: 24,438,308 km (0.081 R)
• M40: 24,964,743 km (0.077 R)
• M41: 26,230,042 km (0.084 R)
• M42: 26,297,211 km (0.074 R)
• M43: 26,566,487 km (0.112 R)
• M44: 28,063,813 km (0.094 R)
• M45: 29,169,939 km (0.116 R)
• M46: 29,309,215 km (0.045 R)
• M47: 29,378,927 km (0.104 R)
• M48: 29,728,388 km (0.09 R)
• M49: 32,934,570 km (0.086 R)
• M50: 33,079,530 km (0.057 R)
• M51: 35,058,261 km (0.104 R)
• M52: 35,354,614 km (0.055 R)
• M53: 36,248,761 km (0.071 R)
• M54: 36,398,508 km (0.106 R)
• M55: 36,999,593 km (0.039 R)
• M56: 39,590,628 km (0.112 R)
• M57: 40,053,932 km (0.072 R)
• M58: 40,131,274 km (0.116 R)
• M59: 40,208,766 km (0.112 R)
• M60: 41,611,246 km (0.073 R)
• M61: 41,924,953 km (0.03 R)
• M62: 42,950,446 km (0.09 R)
• M63: 43,108,870 km (0.073 R)
• M64: 43,904,282 km (0.09 R)
• M65: 46,156,927 km (0.064 R)
• M66: 47,378,992 km (0.081 R)
• M67: 48,199,836 km (0.097 R)
• M68: 48,529,400 km (0.038 R)
• M69: 48,694,406 km (0.048 R)
• M70: 48,776,984 km (0.108 R)
• M71: 49,522,730 km (0.083 R)
• M72: 49,855,286 km (0.113 R)
• M73: 50,272,065 km (0.11 R)
• M74: 50,773,667 km (0.111 R)
• M75: 55,362,881 km (0.081 R)
• M76: 55,449,049 km (0.084 R)
• M77: 55,708,003 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771

Radius: 7.2

Gravity: 14.87 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.68 AU - 19 AU

Year: 26607 Days

Day: 24.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 103,976,708 km

• M1: 145,559 km (0.097 R)
• M2: 1,127,070 km (0.065 R)
• M3: 1,391,111 km (0.086 R)
• M4: 1,495,231 km (0.06 R)
• M5: 1,674,599 km (0.11 R)
• M6: 1,785,600 km (0.115 R)
• M7: 2,054,128 km (0.115 R)
• M8: 3,069,000 km (0.112 R)
• M9: 3,343,812 km (0.093 R)
• M10: 3,484,284 km (0.03 R)
• M11: 4,572,758 km (0.082 R)
• M12: 4,624,519 km (0.105 R)
• M13: 4,781,298 km (0.035 R)
• M14: 5,370,713 km (0.061 R)
• M15: 5,757,723 km (0.102 R)
• M16: 5,813,672 km (0.068 R)
• M17: 5,926,320 km (0.085 R)
• M18: 7,515,947 km (0.12 R)
• M19: 8,389,149 km (0.054 R)
• M20: 8,580,485 km (0.115 R)
• M21: 8,708,840 km (0.082 R)
• M22: 8,837,793 km (0.052 R)
• M23: 8,902,420 km (0.119 R)
• M24: 9,097,645 km (0.029 R)
• M25: 9,959,329 km (0.1 R)
• M26: 10,229,802 km (0.11 R)
• M27: 10,297,719 km (0.09 R)
• M28: 10,777,779 km (0.12 R)
• M29: 10,985,869 km (0.114 R)
• M30: 11,405,790 km (0.091 R)
• M31: 11,688,680 km (0.1 R)
• M32: 12,478,557 km (0.073 R)
• M33: 12,843,276 km (0.095 R)
• M34: 13,063,784 km (0.058 R)
• M35: 13,434,038 km (0.12 R)
• M36: 14,260,866 km (0.113 R)
• M37: 14,795,678 km (0.116 R)
• M38: 15,259,282 km (0.066 R)
• M39: 15,570,894 km (0.071 R)
• M40: 15,727,523 km (0.079 R)
• M41: 18,884,936 km (0.078 R)
• M42: 19,387,585 km (0.09 R)
• M43: 20,835,692 km (0.101 R)
• M44: 21,442,012 km (0.102 R)
• M45: 22,141,981 km (0.087 R)
• M46: 25,845,575 km (0.035 R)
• M47: 25,938,326 km (0.096 R)
• M48: 27,625,790 km (0.079 R)
• M49: 28,482,836 km (0.047 R)
• M50: 28,674,471 km (0.06 R)
• M51: 29,251,919 km (0.099 R)
• M52: 30,614,157 km (0.097 R)
• M53: 33,501,246 km (0.037 R)
• M54: 36,162,443 km (0.085 R)
• M55: 36,890,536 km (0.054 R)
• M56: 38,572,614 km (0.083 R)
• M57: 39,636,704 km (0.103 R)
• M58: 42,120,328 km (0.066 R)
• M59: 42,666,809 km (0.087 R)
• M60: 43,546,295 km (0.088 R)
• M61: 49,061,220 km (0.107 R)
• M62: 49,982,294 km (0.098 R)
• M63: 50,213,572 km (0.087 R)
• M64: 52,192,752 km (0.059 R)
• M65: 52,309,887 km (0.109 R)
• M66: 53,015,092 km (0.103 R)
• M67: 53,368,891 km (0.105 R)
• M68: 53,960,102 km (0.086 R)
• M69: 54,910,796 km (0.099 R)
• M70: 57,553,442 km (0.109 R)
• M71: 58,403,009 km (0.115 R)
• M72: 58,890,249 km (0.11 R)
• M73: 59,868,918 km (0.051 R)
• M74: 60,976,391 km (0.054 R)
• M75: 64,590,377 km (0.111 R)
• M76: 72,415,243 km (0.095 R)
• M77: 72,676,740 km (0.079 R)
• M78: 74,121,107 km (0.048 R)
• M79: 74,516,644 km (0.081 R)
• M80: 76,371,658 km (0.093 R)
• M81: 82,573,237 km (0.061 R)
• M82: 82,709,820 km (0.071 R)
• M83: 82,983,136 km (0.096 R)
• M84: 83,120,018 km (0.03 R)
• M85: 85,457,484 km (0.052 R)
• M86: 86,981,588 km (0.12 R)
• M87: 87,398,666 km (0.102 R)
• M88: 88,654,241 km (0.119 R)
• M89: 90,337,666 km (0.062 R)
• M90: 92,314,901 km (0.105 R)
• M91: 93,308,829 km (0.067 R)
• M92: 94,449,064 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.6

Radius: 5.8

Gravity: 24.3 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 16.74 AU - 21.26 AU

Year: 29243 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 103,976,708 km

• M1: 322,982 km (0.038 R)
• M2: 458,517 km (0.087 R)
• M3: 666,907 km (0.109 R)
• M4: 781,798 km (0.103 R)
• M5: 903,422 km (0.089 R)
• M6: 1,130,810 km (0.109 R)
• M7: 1,676,244 km (0.096 R)
• M8: 2,877,515 km (0.051 R)
• M9: 3,019,035 km (0.033 R)
• M10: 4,018,947 km (0.106 R)
• M11: 4,124,264 km (0.115 R)
• M12: 4,942,414 km (0.06 R)
• M13: 5,456,732 km (0.096 R)
• M14: 5,573,418 km (0.118 R)
• M15: 6,048,242 km (0.082 R)
• M16: 6,535,931 km (0.037 R)
• M17: 6,909,926 km (0.087 R)
• M18: 9,365,575 km (0.111 R)
• M19: 10,502,818 km (0.039 R)
• M20: 10,648,077 km (0.048 R)
• M21: 13,138,134 km (0.12 R)
• M22: 13,847,228 km (0.073 R)
• M23: 14,246,504 km (0.117 R)
• M24: 14,487,806 km (0.085 R)
• M25: 15,549,352 km (0.069 R)
• M26: 17,832,814 km (0.068 R)
• M27: 19,145,984 km (0.051 R)
• M28: 19,590,589 km (0.102 R)
• M29: 20,308,958 km (0.08 R)
• M30: 20,762,389 km (0.116 R)
• M31: 21,771,577 km (0.096 R)
• M32: 23,173,309 km (0.118 R)
• M33: 23,837,374 km (0.049 R)
• M34: 24,315,488 km (0.104 R)
• M35: 25,184,203 km (0.072 R)
• M36: 25,866,818 km (0.033 R)
• M37: 27,150,667 km (0.105 R)
• M38: 30,916,345 km (0.064 R)
• M39: 31,020,465 km (0.119 R)
• M40: 31,751,849 km (0.094 R)
• M41: 33,872,847 km (0.098 R)
• M42: 33,980,109 km (0.119 R)
• M43: 34,087,520 km (0.084 R)
• M44: 36,587,750 km (0.083 R)
• M45: 37,804,280 km (0.107 R)
• M46: 38,249,932 km (0.117 R)
• M47: 41,303,224 km (0.111 R)
• M48: 41,417,816 km (0.083 R)
• M49: 43,381,887 km (0.082 R)
• M50: 43,965,318 km (0.114 R)
• M51: 45,849,653 km (0.116 R)
• M52: 46,443,856 km (0.113 R)
• M53: 48,967,572 km (0.111 R)
• M54: 50,184,850 km (0.085 R)
• M55: 51,165,763 km (0.112 R)
• M56: 53,022,123 km (0.095 R)
• M57: 58,464,344 km (0.109 R)
• M58: 58,850,606 km (0.086 R)
• M59: 59,367,017 km (0.115 R)
• M60: 60,404,179 km (0.106 R)
• M61: 61,055,529 km (0.112 R)
• M62: 62,628,101 km (0.115 R)
• M63: 63,155,284 km (0.078 R)
• M64: 63,551,569 km (0.047 R)
• M65: 64,213,988 km (0.047 R)
• M66: 66,080,820 km (0.111 R)
• M67: 66,751,916 km (0.04 R)
• M68: 67,560,194 km (0.098 R)
• M69: 71,787,381 km (0.076 R)
• M70: 73,863,350 km (0.037 R)
• M71: 75,538,248 km (0.077 R)
• M72: 80,637,441 km (0.109 R)
• M73: 81,929,518 km (0.059 R)
• M74: 83,228,476 km (0.099 R)
• M75: 84,243,498 km (0.091 R)
• M76: 85,700,581 km (0.111 R)
• M77: 89,527,743 km (0.111 R)
• M78: 89,824,396 km (0.045 R)
• M79: 91,312,895 km (0.09 R)
• M80: 92,959,518 km (0.055 R)
• M81: 94,163,183 km (0.103 R)
• M82: 94,766,960 km (0.072 R)
• M83: 96,738,211 km (0.067 R)
• M84: 96,890,352 km (0.108 R)
• M85: 97,042,643 km (0.097 R)
• M86: 97,347,374 km (0.081 R)
• M87: 97,652,553 km (0.116 R)
• M88: 97,957,883 km (0.086 R)
• M89: 99,336,277 km (0.112 R)
• M90: 99,950,825 km (0.105 R)
• M91: 100,875,191 km (0.078 R)
• M92: 101,338,495 km (0.107 R)
• M93: 101,802,398 km (0.054 R)
• M94: 102,732,299 km (0.111 R)
• M95: 102,887,581 km (0.093 R)
• M96: 103,198,446 km (0.098 R)
• M97: 103,665,191 km (0.027 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 14,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit