🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.8

Radius: 14.9

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.62 AU - 0.78 AU

Year: 404 Days

Day: 6.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,405,297 km

• M1: 185,352 km (0.098 R)
• M2: 653,593 km (0.102 R)
• M3: 1,185,114 km (0.025 R)
• M4: 1,673,851 km (0.114 R)
• M5: 2,407,329 km (0.117 R)
• M6: 2,881,255 km (0.049 R)
• M7: 3,476,804 km (0.034 R)
• M8: 4,114,241 km (0.067 R)
• M9: 5,131,656 km (0.08 R)
• M10: 5,642,383 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.4

Radius: 9.9

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.85 AU - 1.17 AU

Year: 701 Days

Day: 12.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,405,297 km

• M1: 123,119 km (0.111 R)
• M2: 445,353 km (0.086 R)
• M3: 806,632 km (0.073 R)
• M4: 1,213,388 km (0.062 R)
• M5: 1,561,353 km (0.08 R)
• M6: 2,106,787 km (0.091 R)
• M7: 2,851,635 km (0.114 R)
• M8: 3,377,172 km (0.084 R)
• M9: 4,653,391 km (0.111 R)
• M10: 5,132,105 km (0.109 R)
• M11: 5,452,094 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.1

Radius: 10.9

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.46 AU - 1.88 AU

Year: 1490 Days

Day: 5.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,405,297 km

• M1: 135,835 km (0.093 R)
• M2: 492,775 km (0.106 R)
• M3: 836,102 km (0.115 R)
• M4: 1,988,305 km (0.074 R)
• M5: 2,454,452 km (0.043 R)
• M6: 3,394,675 km (0.106 R)
• M7: 4,120,374 km (0.091 R)
• M8: 4,639,628 km (0.045 R)
• M9: 4,988,491 km (0.065 R)
• M10: 5,879,645 km (0.061 R)
• M11: 7,165,888 km (0.093 R)
• M12: 7,577,731 km (0.098 R)
• M13: 8,600,531 km (0.118 R)
• M14: 9,256,967 km (0.109 R)
• M15: 9,846,083 km (0.041 R)
• M16: 10,459,883 km (0.068 R)
• M17: 11,208,022 km (0.112 R)
• M18: 13,296,109 km (0.032 R)
• M19: 13,793,223 km (0.04 R)
• M20: 14,259,669 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.8

Radius: 7.5

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.8 AU - 7.86 AU

Year: 12321 Days

Day: 20.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,405,297 km

• M1: 93,349 km (0.086 R)
• M2: 367,412 km (0.054 R)
• M3: 633,996 km (0.06 R)
• M4: 908,209 km (0.09 R)
• M5: 1,902,436 km (0.119 R)
• M6: 3,608,450 km (0.071 R)
• M7: 4,792,667 km (0.099 R)
• M8: 5,803,350 km (0.072 R)
• M9: 6,873,723 km (0.067 R)
• M10: 7,336,728 km (0.107 R)
• M11: 7,779,239 km (0.109 R)
• M12: 8,411,290 km (0.115 R)
• M13: 9,493,032 km (0.12 R)
• M14: 11,658,312 km (0.115 R)
• M15: 12,541,986 km (0.097 R)
• M16: 13,410,252 km (0.067 R)
• M17: 18,654,406 km (0.039 R)
• M18: 21,767,986 km (0.086 R)
• M19: 22,097,251 km (0.088 R)
• M20: 26,873,313 km (0.101 R)
• M21: 29,702,059 km (0.098 R)
• M22: 30,107,170 km (0.095 R)
• M23: 30,824,940 km (0.094 R)
• M24: 31,659,248 km (0.053 R)
• M25: 32,188,375 km (0.08 R)
• M26: 33,920,868 km (0.118 R)
• M27: 36,518,935 km (0.072 R)
• M28: 37,688,940 km (0.117 R)
• M29: 41,348,403 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.5

Radius: 4.5

Gravity: 41.46 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.88 AU - 9.18 AU

Year: 17196 Days

Day: 19.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,405,297 km

• M1: 58,792 km (0.111 R)
• M2: 275,709 km (0.102 R)
• M3: 653,443 km (0.101 R)
• M4: 1,795,174 km (0.035 R)
• M5: 2,184,727 km (0.065 R)
• M6: 2,581,461 km (0.109 R)
• M7: 2,748,262 km (0.083 R)
• M8: 5,089,469 km (0.086 R)
• M9: 5,905,376 km (0.111 R)
• M10: 7,597,178 km (0.071 R)
• M11: 9,757,820 km (0.059 R)
• M12: 9,930,456 km (0.09 R)
• M13: 12,229,626 km (0.079 R)
• M14: 14,042,453 km (0.045 R)
• M15: 15,788,858 km (0.061 R)
• M16: 17,252,674 km (0.075 R)
• M17: 19,251,750 km (0.045 R)
• M18: 20,447,336 km (0.062 R)
• M19: 24,329,700 km (0.104 R)
• M20: 25,835,253 km (0.107 R)
• M21: 26,276,567 km (0.069 R)
• M22: 29,989,436 km (0.108 R)
• M23: 35,238,227 km (0.086 R)
• M24: 45,717,408 km (0.063 R)
• M25: 47,671,755 km (0.098 R)
• M26: 48,335,371 km (0.109 R)
• M27: 50,878,984 km (0.051 R)
• M28: 51,051,620 km (0.095 R)
• M29: 59,232,828 km (0.085 R)
• M30: 66,580,627 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.3

Radius: 6.8

Gravity: 18.24 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.13 AU - 10.01 AU

Year: 18855 Days

Day: 18.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,405,297 km

• M1: 99,782 km (0.106 R)
• M2: 370,554 km (0.075 R)
• M3: 1,398,590 km (0.091 R)
• M4: 1,859,651 km (0.056 R)
• M5: 2,157,201 km (0.059 R)
• M6: 2,924,788 km (0.087 R)
• M7: 3,190,175 km (0.11 R)
• M8: 3,588,554 km (0.117 R)
• M9: 4,416,129 km (0.105 R)
• M10: 4,766,338 km (0.092 R)
• M11: 6,182,132 km (0.106 R)
• M12: 7,413,622 km (0.049 R)
• M13: 7,908,641 km (0.048 R)
• M14: 10,658,250 km (0.078 R)
• M15: 11,288,805 km (0.104 R)
• M16: 13,692,095 km (0.106 R)
• M17: 14,436,943 km (0.043 R)
• M18: 18,213,840 km (0.089 R)
• M19: 21,100,780 km (0.097 R)
• M20: 21,593,405 km (0.075 R)
• M21: 26,948,560 km (0.028 R)
• M22: 28,953,770 km (0.103 R)
• M23: 32,600,218 km (0.106 R)
• M24: 33,258,449 km (0.107 R)
• M25: 34,059,994 km (0.113 R)
• M26: 38,407,159 km (0.116 R)
• M27: 42,639,283 km (0.092 R)
• M28: 43,584,891 km (0.117 R)
• M29: 47,171,949 km (0.066 R)
• M30: 57,180,345 km (0.1 R)
• M31: 60,082,993 km (0.115 R)
• M32: 72,900,389 km (0.114 R)
• M33: 75,390,296 km (0.089 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 14,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit