🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.93 AU - 2.17 AU

Year: 1022 Days

Day: 17 Hours

Environment

Temp: -51 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.07 AU - 3.41 AU

Year: 1580 Days

Day: 16 Hours

Environment

Temp: -75 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,894,992 km

• M1: 37,399 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.1

Radius: 14

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.98 AU - 14 AU

Year: 14458 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,894,992 km

• M1: 174,132 km (0.103 R)
• M2: 665,112 km (0.106 R)
• M3: 1,106,426 km (0.111 R)
• M4: 1,666,670 km (0.116 R)
• M5: 2,267,455 km (0.054 R)
• M6: 3,885,954 km (0.05 R)
• M7: 4,529,824 km (0.095 R)
• M8: 5,543,499 km (0.054 R)
• M9: 6,859,212 km (0.119 R)
• M10: 7,846,109 km (0.077 R)
• M11: 9,649,212 km (0.114 R)
• M12: 10,153,058 km (0.114 R)
• M13: 13,063,036 km (0.12 R)
• M14: 13,680,725 km (0.107 R)
• M15: 17,655,092 km (0.088 R)
• M16: 20,394,079 km (0.101 R)
• M17: 21,057,845 km (0.079 R)
• M18: 24,782,234 km (0.088 R)
• M19: 26,505,152 km (0.079 R)
• M20: 27,096,812 km (0.037 R)
• M21: 31,051,132 km (0.117 R)
• M22: 33,165,848 km (0.1 R)
• M23: 34,901,931 km (0.074 R)
• M24: 36,454,907 km (0.096 R)
• M25: 37,064,219 km (0.05 R)
• M26: 39,060,154 km (0.095 R)
• M27: 41,654,630 km (0.083 R)
• M28: 47,763,309 km (0.118 R)
• M29: 49,082,313 km (0.033 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.6

Radius: 5.6

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.78 AU - 18.23 AU

Year: 20232 Days

Day: 17.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,894,992 km

• M1: 70,760 km (0.057 R)
• M2: 347,516 km (0.113 R)
• M3: 572,511 km (0.087 R)
• M4: 863,030 km (0.096 R)
• M5: 1,511,238 km (0.117 R)
• M6: 1,758,224 km (0.067 R)
• M7: 2,051,436 km (0.095 R)
• M8: 2,334,026 km (0.077 R)
• M9: 2,735,397 km (0.119 R)
• M10: 3,287,114 km (0.103 R)
• M11: 4,744,197 km (0.116 R)
• M12: 5,130,609 km (0.104 R)
• M13: 6,006,355 km (0.107 R)
• M14: 6,543,112 km (0.103 R)
• M15: 12,963,852 km (0.082 R)
• M16: 20,560,432 km (0.052 R)
• M17: 20,744,288 km (0.105 R)
• M18: 22,642,835 km (0.078 R)
• M19: 24,242,634 km (0.059 R)
• M20: 24,654,028 km (0.077 R)
• M21: 24,965,790 km (0.108 R)
• M22: 26,346,579 km (0.067 R)
• M23: 28,002,178 km (0.086 R)
• M24: 29,492,173 km (0.037 R)
• M25: 32,754,005 km (0.098 R)
• M26: 39,556,370 km (0.081 R)
• M27: 41,137,619 km (0.064 R)
• M28: 43,210,298 km (0.061 R)
• M29: 51,857,803 km (0.103 R)
• M30: 60,452,948 km (0.112 R)
• M31: 65,880,509 km (0.1 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 18,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit