🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.61 AU - 0.95 AU

Year: 292 Days

Day: 40.3 Hours

Environment

Temp: -11 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.6

Radius: 11.5

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.6 AU - 6.3 AU

Year: 5402 Days

Day: 13.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,433,657 km

• M1: 143,764 km (0.046 R)
• M2: 888,611 km (0.057 R)
• M3: 1,281,007 km (0.105 R)
• M4: 2,000,423 km (0.088 R)
• M5: 2,469,262 km (0.103 R)
• M6: 3,311,050 km (0.089 R)
• M7: 4,666,855 km (0.113 R)
• M8: 6,827,647 km (0.09 R)
• M9: 7,314,887 km (0.108 R)
• M10: 8,013,210 km (0.036 R)
• M11: 8,917,379 km (0.108 R)
• M12: 10,377,006 km (0.118 R)
• M13: 10,835,224 km (0.048 R)
• M14: 12,392,837 km (0.052 R)
• M15: 14,771,743 km (0.118 R)
• M16: 15,529,306 km (0.039 R)
• M17: 18,686,120 km (0.11 R)
• M18: 19,711,015 km (0.109 R)
• M19: 21,208,341 km (0.068 R)
• M20: 22,172,499 km (0.046 R)
• M21: 23,476,992 km (0.098 R)
• M22: 30,496,124 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.3

Radius: 13.3

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.23 AU - 6.43 AU

Year: 5977 Days

Day: 7.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,433,657 km

• M1: 165,455 km (0.092 R)
• M2: 880,533 km (0.077 R)
• M3: 1,358,049 km (0.071 R)
• M4: 1,937,442 km (0.082 R)
• M5: 3,189,726 km (0.113 R)
• M6: 3,718,405 km (0.072 R)
• M7: 4,703,207 km (0.11 R)
• M8: 5,361,438 km (0.118 R)
• M9: 5,950,854 km (0.089 R)
• M10: 6,862,802 km (0.105 R)
• M11: 7,371,285 km (0.071 R)
• M12: 9,842,194 km (0.115 R)
• M13: 10,395,855 km (0.093 R)
• M14: 10,873,072 km (0.096 R)
• M15: 14,635,459 km (0.079 R)
• M16: 17,735,576 km (0.094 R)
• M17: 19,475,100 km (0.111 R)
• M18: 21,786,985 km (0.118 R)
• M19: 22,491,142 km (0.11 R)
• M20: 25,033,408 km (0.116 R)
• M21: 25,719,315 km (0.074 R)
• M22: 27,852,730 km (0.114 R)
• M23: 31,270,443 km (0.088 R)
• M24: 31,766,210 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.7

Radius: 4.6

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.68 AU - 17.14 AU

Year: 26945 Days

Day: 18 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,433,657 km

• M1: 128,205 km (0.098 R)
• M2: 279,898 km (0.053 R)
• M3: 1,254,229 km (0.1 R)
• M4: 1,631,963 km (0.119 R)
• M5: 2,568,296 km (0.088 R)
• M6: 2,940,047 km (0.114 R)
• M7: 4,666,257 km (0.083 R)
• M8: 5,960,278 km (0.093 R)
• M9: 7,390,434 km (0.105 R)
• M10: 10,046,544 km (0.111 R)
• M11: 11,471,614 km (0.119 R)
• M12: 19,000,276 km (0.057 R)
• M13: 19,404,340 km (0.084 R)
• M14: 20,907,050 km (0.088 R)
• M15: 22,128,068 km (0.057 R)
• M16: 23,303,758 km (0.058 R)
• M17: 31,693,655 km (0.052 R)
• M18: 33,653,537 km (0.068 R)
• M19: 36,680,351 km (0.085 R)
• M20: 37,940,264 km (0.101 R)
• M21: 38,839,048 km (0.053 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 14,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit