🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.54 AU - 0.72 AU

Year: 175 Days

Day: 30.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,754,111 km

• M1: 36,053 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.18 AU - 6.32 AU

Year: 4208 Days

Day: 19.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,754,111 km

• M1: 40,541 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.2

Radius: 10.1

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.94 AU - 9.94 AU

Year: 10147 Days

Day: 8.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,754,111 km

• M1: 125,662 km (0.109 R)
• M2: 553,662 km (0.069 R)
• M3: 1,450,501 km (0.052 R)
• M4: 2,375,764 km (0.08 R)
• M5: 2,877,216 km (0.109 R)
• M6: 4,753,173 km (0.106 R)
• M7: 5,693,994 km (0.093 R)
• M8: 7,676,166 km (0.085 R)
• M9: 10,890,127 km (0.078 R)
• M10: 12,823,529 km (0.086 R)
• M11: 15,743,381 km (0.112 R)
• M12: 16,981,602 km (0.043 R)
• M13: 17,509,832 km (0.101 R)
• M14: 18,758,526 km (0.119 R)
• M15: 21,872,106 km (0.057 R)
• M16: 22,317,758 km (0.097 R)
• M17: 22,951,754 km (0.1 R)
• M18: 24,066,557 km (0.101 R)
• M19: 27,113,118 km (0.082 R)
• M20: 27,939,198 km (0.036 R)
• M21: 28,995,358 km (0.07 R)
• M22: 29,641,621 km (0.075 R)
• M23: 32,208,571 km (0.044 R)
• M24: 33,018,344 km (0.071 R)
• M25: 35,651,716 km (0.082 R)
• M26: 37,145,600 km (0.107 R)
• M27: 44,815,184 km (0.103 R)
• M28: 47,887,774 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.7

Radius: 11.4

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.33 AU - 14.63 AU

Year: 14506 Days

Day: 9.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,754,111 km

• M1: 143,913 km (0.046 R)
• M2: 1,030,131 km (0.095 R)
• M3: 1,698,684 km (0.097 R)
• M4: 2,298,272 km (0.095 R)
• M5: 2,891,876 km (0.071 R)
• M6: 3,291,303 km (0.112 R)
• M7: 5,647,619 km (0.097 R)
• M8: 6,589,487 km (0.119 R)
• M9: 7,173,068 km (0.118 R)
• M10: 7,991,219 km (0.09 R)
• M11: 9,266,391 km (0.106 R)
• M12: 10,284,405 km (0.109 R)
• M13: 14,379,497 km (0.111 R)
• M14: 15,870,389 km (0.098 R)
• M15: 17,737,371 km (0.097 R)
• M16: 18,509,445 km (0.118 R)
• M17: 19,895,619 km (0.092 R)
• M18: 21,982,809 km (0.116 R)
• M19: 23,957,201 km (0.113 R)
• M20: 24,987,482 km (0.112 R)
• M21: 27,599,162 km (0.105 R)
• M22: 28,350,592 km (0.094 R)
• M23: 32,938,310 km (0.118 R)
• M24: 34,643,426 km (0.085 R)
• M25: 39,280,661 km (0.113 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 12,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit