🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.48 AU - 0.6 AU

Year: 256 Days

Day: 23.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.6 AU - 0.72 AU

Year: 346 Days

Day: 29.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 8.6

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.24 AU - 2.52 AU

Year: 2371 Days

Day: 9.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,467,755 km

• M1: 106,962 km (0.099 R)
• M2: 476,469 km (0.091 R)
• M3: 966,552 km (0.045 R)
• M4: 1,777,671 km (0.071 R)
• M5: 2,938,252 km (0.071 R)
• M6: 3,476,954 km (0.09 R)
• M7: 5,330,172 km (0.105 R)
• M8: 6,709,315 km (0.109 R)
• M9: 7,643,105 km (0.12 R)
• M10: 8,312,256 km (0.07 R)
• M11: 9,422,272 km (0.079 R)
• M12: 12,750,227 km (0.109 R)
• M13: 14,043,799 km (0.107 R)
• M14: 15,186,877 km (0.111 R)
• M15: 16,390,691 km (0.083 R)

Asteroid Belt

Center: 2.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.9

Radius: 10.4

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.88 AU - 3.22 AU

Year: 3439 Days

Day: 12.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 13,467,755 km

• M1: 129,402 km (0.084 R)
• M2: 588,219 km (0.075 R)
• M3: 1,056,909 km (0.11 R)
• M4: 1,672,205 km (0.101 R)
• M5: 2,041,562 km (0.11 R)
• M6: 2,528,802 km (0.109 R)
• M7: 3,147,390 km (0.088 R)
• M8: 3,593,640 km (0.096 R)
• M9: 3,950,281 km (0.11 R)
• M10: 4,985,199 km (0.105 R)
• M11: 6,991,157 km (0.072 R)
• M12: 9,763,355 km (0.065 R)
• M13: 13,000,803 km (0.064 R)
• M14: 13,694,638 km (0.111 R)
• M15: 15,210,214 km (0.119 R)
• M16: 15,869,043 km (0.082 R)
• M17: 16,375,432 km (0.095 R)
• M18: 19,708,472 km (0.113 R)
• M19: 20,097,427 km (0.108 R)
• M20: 21,636,190 km (0.113 R)
• M21: 25,326,022 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.1

Radius: 8.7

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.49 AU - 6.83 AU

Year: 8694 Days

Day: 5.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,467,755 km

• M1: 195,524 km (0.071 R)
• M2: 912,996 km (0.043 R)
• M3: 1,301,352 km (0.087 R)
• M4: 1,778,120 km (0.088 R)
• M5: 2,865,996 km (0.115 R)
• M6: 3,155,468 km (0.091 R)
• M7: 4,631,849 km (0.079 R)
• M8: 5,348,124 km (0.117 R)
• M9: 6,136,205 km (0.093 R)
• M10: 6,897,060 km (0.07 R)
• M11: 8,026,524 km (0.073 R)
• M12: 10,308,939 km (0.027 R)
• M13: 12,797,948 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 17,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit