🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.1

Radius: 9

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.14 AU - 1.82 AU

Year: 1145 Days

Day: 9.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,587,070 km

• M1: 111,899 km (0.117 R)
• M2: 432,487 km (0.064 R)
• M3: 766,988 km (0.103 R)
• M4: 1,633,908 km (0.111 R)
• M5: 2,676,755 km (0.12 R)
• M6: 3,494,606 km (0.103 R)
• M7: 3,954,620 km (0.042 R)
• M8: 5,046,086 km (0.088 R)
• M9: 6,404,883 km (0.064 R)
• M10: 6,907,831 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.6

Radius: 12.5

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.88 AU - 3.04 AU

Year: 2453 Days

Day: 5.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,587,070 km

• M1: 155,432 km (0.09 R)
• M2: 588,967 km (0.093 R)
• M3: 1,142,180 km (0.067 R)
• M4: 1,565,542 km (0.111 R)
• M5: 2,175,901 km (0.06 R)
• M6: 3,564,917 km (0.104 R)
• M7: 4,081,628 km (0.104 R)
• M8: 5,153,497 km (0.104 R)
• M9: 5,857,205 km (0.099 R)
• M10: 7,823,819 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.7

Radius: 12

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.35 AU - 3.21 AU

Year: 2947 Days

Day: 7.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,587,070 km

• M1: 149,299 km (0.109 R)
• M2: 686,804 km (0.074 R)
• M3: 1,138,440 km (0.077 R)
• M4: 2,002,367 km (0.084 R)
• M5: 2,728,665 km (0.105 R)
• M6: 3,171,924 km (0.116 R)
• M7: 4,920,872 km (0.042 R)
• M8: 5,424,419 km (0.116 R)
• M9: 6,018,023 km (0.058 R)
• M10: 6,594,873 km (0.097 R)
• M11: 7,113,977 km (0.096 R)
• M12: 7,496,648 km (0.112 R)
• M13: 9,583,240 km (0.092 R)
• M14: 10,210,204 km (0.09 R)
• M15: 12,761,746 km (0.066 R)
• M16: 14,819,165 km (0.089 R)
• M17: 16,473,418 km (0.092 R)
• M18: 17,202,558 km (0.058 R)
• M19: 17,777,912 km (0.038 R)
• M20: 19,028,251 km (0.089 R)
• M21: 19,643,696 km (0.093 R)
• M22: 20,591,997 km (0.099 R)
• M23: 22,037,562 km (0.118 R)
• M24: 22,785,252 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.7

Radius: 13.8

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.77 AU - 4.09 AU

Year: 4039 Days

Day: 8.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,587,070 km

• M1: 173,085 km (0.1 R)
• M2: 607,218 km (0.112 R)
• M3: 1,036,863 km (0.109 R)
• M4: 1,609,673 km (0.107 R)
• M5: 2,367,835 km (0.081 R)
• M6: 2,885,743 km (0.114 R)
• M7: 3,526,919 km (0.119 R)
• M8: 4,715,175 km (0.117 R)
• M9: 7,624,405 km (0.063 R)
• M10: 9,567,681 km (0.063 R)
• M11: 10,552,484 km (0.054 R)
• M12: 11,316,780 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.2

Radius: 13.6

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.81 AU - 5.41 AU

Year: 7345 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,587,070 km

• M1: 227,239 km (0.119 R)
• M2: 933,790 km (0.059 R)
• M3: 1,483,562 km (0.085 R)
• M4: 2,523,716 km (0.109 R)
• M5: 3,643,157 km (0.072 R)
• M6: 4,566,774 km (0.049 R)
• M7: 5,016,017 km (0.096 R)
• M8: 5,611,715 km (0.084 R)
• M9: 6,911,721 km (0.066 R)
• M10: 11,337,574 km (0.058 R)
• M11: 12,166,346 km (0.107 R)
• M12: 17,054,456 km (0.083 R)
• M13: 18,537,869 km (0.059 R)
• M14: 19,208,965 km (0.118 R)
• M15: 32,178,502 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157

Radius: 5

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.53 AU - 9.01 AU

Year: 15121 Days

Day: 19.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,587,070 km

• M1: 62,233 km (0.109 R)
• M2: 467,493 km (0.104 R)
• M3: 717,172 km (0.066 R)
• M4: 927,507 km (0.093 R)
• M5: 1,592,021 km (0.082 R)
• M6: 4,770,227 km (0.05 R)
• M7: 6,070,382 km (0.11 R)
• M8: 7,021,077 km (0.114 R)
• M9: 7,474,059 km (0.112 R)
• M10: 7,826,213 km (0.056 R)
• M11: 9,527,140 km (0.118 R)
• M12: 10,081,999 km (0.053 R)
• M13: 12,737,062 km (0.11 R)
• M14: 14,463,272 km (0.11 R)
• M15: 17,066,275 km (0.089 R)
• M16: 19,375,617 km (0.1 R)
• M17: 23,176,450 km (0.102 R)
• M18: 23,424,184 km (0.111 R)
• M19: 27,262,118 km (0.12 R)
• M20: 27,445,973 km (0.107 R)
• M21: 28,189,325 km (0.105 R)
• M22: 32,726,329 km (0.092 R)
• M23: 33,142,511 km (0.031 R)
• M24: 35,494,339 km (0.055 R)
• M25: 37,499,399 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.4

Radius: 7.5

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.22 AU - 12.06 AU

Year: 20530 Days

Day: 16.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,587,070 km

• M1: 93,499 km (0.055 R)
• M2: 333,454 km (0.088 R)
• M3: 694,882 km (0.055 R)
• M4: 1,792,631 km (0.103 R)
• M5: 2,863,004 km (0.071 R)
• M6: 3,292,200 km (0.083 R)
• M7: 3,818,486 km (0.118 R)
• M8: 4,399,524 km (0.037 R)
• M9: 5,810,082 km (0.104 R)
• M10: 6,186,171 km (0.082 R)
• M11: 7,455,808 km (0.045 R)
• M12: 9,699,028 km (0.064 R)
• M13: 10,067,787 km (0.108 R)
• M14: 10,391,218 km (0.093 R)
• M15: 10,721,530 km (0.063 R)
• M16: 11,403,397 km (0.086 R)
• M17: 17,313,710 km (0.088 R)
• M18: 18,895,109 km (0.105 R)
• M19: 20,227,726 km (0.111 R)
• M20: 22,616,655 km (0.057 R)
• M21: 24,503,234 km (0.108 R)
• M22: 24,794,949 km (0.083 R)
• M23: 26,492,137 km (0.105 R)
• M24: 32,279,032 km (0.095 R)
• M25: 33,817,047 km (0.082 R)
• M26: 36,530,154 km (0.09 R)
• M27: 37,680,712 km (0.048 R)
• M28: 40,054,082 km (0.051 R)
• M29: 42,665,313 km (0.109 R)
• M30: 45,241,986 km (0.098 R)
• M31: 46,866,470 km (0.076 R)
• M32: 50,075,344 km (0.082 R)
• M33: 54,743,246 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 19,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit