🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.3

Radius: 13

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.56 AU - 0.64 AU

Year: 321 Days

Day: 13.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,351,344 km

• M1: 161,715 km (0.092 R)
• M2: 618,438 km (0.088 R)
• M3: 1,047,933 km (0.034 R)
• M4: 1,504,955 km (0.049 R)
• M5: 2,120,849 km (0.11 R)
• M6: 3,276,343 km (0.091 R)
• M7: 3,743,986 km (0.028 R)
• M8: 4,374,840 km (0.085 R)
• M9: 4,872,103 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.5

Radius: 10.5

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.6 AU - 0.86 AU

Year: 431 Days

Day: 8.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 55,351,344 km

• M1: 130,599 km (0.071 R)
• M2: 593,006 km (0.104 R)
• M3: 1,012,329 km (0.114 R)
• M4: 1,428,061 km (0.118 R)
• M5: 1,839,605 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.4

Radius: 11.7

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.77 AU - 5.31 AU

Year: 6677 Days

Day: 10.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,351,344 km

• M1: 147,055 km (0.061 R)
• M2: 589,416 km (0.094 R)
• M3: 1,030,281 km (0.039 R)
• M4: 2,756,490 km (0.105 R)
• M5: 3,243,581 km (0.082 R)
• M6: 4,167,797 km (0.095 R)
• M7: 5,116,846 km (0.091 R)
• M8: 5,981,820 km (0.071 R)
• M9: 11,192,165 km (0.097 R)
• M10: 12,233,366 km (0.096 R)
• M11: 14,565,297 km (0.061 R)
• M12: 17,437,427 km (0.115 R)
• M13: 18,835,120 km (0.059 R)
• M14: 20,091,592 km (0.07 R)
• M15: 23,954,509 km (0.085 R)
• M16: 30,589,623 km (0.069 R)
• M17: 32,029,951 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.8

Radius: 4.4

Gravity: 13.01 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.14 AU - 11.02 AU

Year: 20467 Days

Day: 22.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,351,344 km

• M1: 54,753 km (0.033 R)
• M2: 196,871 km (0.116 R)
• M3: 552,315 km (0.111 R)
• M4: 1,334,862 km (0.119 R)
• M5: 1,608,177 km (0.113 R)
• M6: 1,750,295 km (0.119 R)
• M7: 1,918,144 km (0.098 R)
• M8: 2,345,246 km (0.088 R)
• M9: 2,901,301 km (0.096 R)
• M10: 3,514,652 km (0.069 R)
• M11: 3,950,132 km (0.073 R)
• M12: 4,299,592 km (0.101 R)
• M13: 4,797,305 km (0.088 R)
• M14: 5,332,416 km (0.099 R)
• M15: 6,018,472 km (0.071 R)
• M16: 6,363,145 km (0.109 R)
• M17: 7,563,818 km (0.116 R)
• M18: 8,713,627 km (0.03 R)
• M19: 14,146,573 km (0.076 R)
• M20: 15,664,991 km (0.057 R)
• M21: 19,184,431 km (0.114 R)
• M22: 28,472,963 km (0.107 R)
• M23: 29,550,516 km (0.104 R)
• M24: 34,254,023 km (0.116 R)
• M25: 34,737,972 km (0.115 R)
• M26: 35,595,766 km (0.093 R)
• M27: 46,129,999 km (0.106 R)
• M28: 47,464,712 km (0.115 R)
• M29: 53,871,689 km (0.088 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: 173 - 18,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit