🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.97 AU - 0.99 AU

Year: 358 Days

Day: 13.9 Hours

Environment

Temp: 37 °C

Axial Tilt: 44.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 65,557,045 km

• M1: 48,470 km (0.098 R)
• M2: 218,413 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.73 AU - 1.77 AU

Year: 854 Days

Day: 36.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.36 AU - 2.44 AU

Year: 1372 Days

Day: 19.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.5

Radius: 8.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.1 AU - 8.3 AU

Year: 7128 Days

Day: 7.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,557,045 km

• M1: 111,151 km (0.053 R)
• M2: 509,082 km (0.078 R)
• M3: 1,356,853 km (0.085 R)
• M4: 2,281,966 km (0.086 R)
• M5: 3,269,611 km (0.081 R)
• M6: 3,881,466 km (0.048 R)
• M7: 4,493,172 km (0.048 R)
• M8: 9,877,798 km (0.098 R)
• M9: 15,913,473 km (0.063 R)
• M10: 19,326,250 km (0.052 R)
• M11: 19,995,251 km (0.09 R)
• M12: 21,806,732 km (0.094 R)
• M13: 23,801,021 km (0.105 R)
• M14: 26,481,366 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.7

Radius: 6.6

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 13.31 AU - 17.75 AU

Year: 22581 Days

Day: 23.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,557,045 km

• M1: 82,129 km (0.038 R)
• M2: 360,381 km (0.114 R)
• M3: 818,001 km (0.04 R)
• M4: 1,246,150 km (0.101 R)
• M5: 2,207,466 km (0.083 R)
• M6: 2,986,721 km (0.089 R)
• M7: 3,213,961 km (0.098 R)
• M8: 3,507,322 km (0.102 R)
• M9: 6,879,856 km (0.073 R)
• M10: 7,644,451 km (0.108 R)
• M11: 9,077,599 km (0.112 R)
• M12: 10,334,819 km (0.059 R)
• M13: 10,681,138 km (0.103 R)
• M14: 11,154,765 km (0.076 R)
• M15: 12,464,644 km (0.066 R)
• M16: 12,857,039 km (0.102 R)
• M17: 13,393,049 km (0.03 R)
• M18: 14,013,581 km (0.065 R)
• M19: 15,914,221 km (0.115 R)
• M20: 18,565,694 km (0.11 R)
• M21: 19,077,468 km (0.091 R)
• M22: 19,511,153 km (0.093 R)
• M23: 22,443,869 km (0.07 R)
• M24: 25,868,314 km (0.031 R)
• M25: 31,754,691 km (0.095 R)
• M26: 37,249,870 km (0.082 R)
• M27: 39,306,691 km (0.102 R)
• M28: 40,008,754 km (0.077 R)
• M29: 42,458,419 km (0.035 R)
• M30: 43,197,582 km (0.1 R)
• M31: 48,452,506 km (0.092 R)
• M32: 50,569,466 km (0.061 R)
• M33: 62,654,580 km (0.079 R)
• M34: 63,036,504 km (0.093 R)
• M35: 64,191,698 km (0.033 R)
• M36: 64,579,755 km (0.104 R)
• M37: 65,164,982 km (0.12 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: 464 - 11,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit