🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.44 AU - 0.7 AU

Year: 160 Days

Day: 45.3 Hours

Environment

Temp: 195 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.58 AU - 0.66 AU

Year: 182 Days

Day: 43.4 Hours

Environment

Temp: 206 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,807,609 km

• M1: 282,291 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.92 AU - 1.02 AU

Year: 356 Days

Day: 30.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.14 AU - 2.96 AU

Year: 1518 Days

Day: 31.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.4 AU - 4.9 AU

Year: 3152 Days

Day: 20.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.6

Radius: 14.4

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.96 AU - 11.56 AU

Year: 11367 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 54,807,609 km

• M1: 192,832 km (0.078 R)
• M2: 942,167 km (0.078 R)
• M3: 1,126,472 km (0.118 R)
• M4: 1,392,008 km (0.045 R)
• M5: 1,906,625 km (0.113 R)
• M6: 2,037,822 km (0.026 R)
• M7: 2,828,746 km (0.068 R)
• M8: 3,512,708 km (0.11 R)
• M9: 3,740,994 km (0.085 R)
• M10: 4,008,176 km (0.032 R)
• M11: 4,316,198 km (0.117 R)
• M12: 4,490,778 km (0.067 R)
• M13: 4,775,014 km (0.104 R)
• M14: 5,028,583 km (0.09 R)
• M15: 5,398,688 km (0.113 R)
• M16: 5,701,175 km (0.113 R)
• M17: 6,244,215 km (0.11 R)
• M18: 6,521,869 km (0.032 R)
• M19: 6,844,402 km (0.087 R)
• M20: 7,421,401 km (0.1 R)
• M21: 9,065,781 km (0.074 R)
• M22: 9,380,834 km (0.075 R)
• M23: 10,441,034 km (0.115 R)
• M24: 10,961,634 km (0.071 R)
• M25: 11,831,696 km (0.093 R)
• M26: 13,279,953 km (0.025 R)
• M27: 13,381,978 km (0.076 R)
• M28: 13,484,154 km (0.105 R)
• M29: 14,311,280 km (0.111 R)
• M30: 14,995,391 km (0.061 R)
• M31: 15,208,120 km (0.102 R)
• M32: 15,529,007 km (0.075 R)
• M33: 15,852,138 km (0.053 R)
• M34: 16,779,795 km (0.101 R)
• M35: 17,669,005 km (0.086 R)
• M36: 18,175,992 km (0.114 R)
• M37: 18,916,651 km (0.106 R)
• M38: 19,551,095 km (0.096 R)
• M39: 21,197,569 km (0.08 R)
• M40: 21,676,283 km (0.118 R)
• M41: 22,097,999 km (0.1 R)
• M42: 22,279,461 km (0.041 R)
• M43: 23,194,701 km (0.067 R)
• M44: 23,317,671 km (0.087 R)
• M45: 23,749,859 km (0.038 R)
• M46: 23,997,892 km (0.115 R)
• M47: 24,371,737 km (0.071 R)
• M48: 26,013,723 km (0.064 R)
• M49: 28,477,301 km (0.12 R)
• M50: 29,536,753 km (0.106 R)
• M51: 29,803,636 km (0.073 R)
• M52: 31,899,053 km (0.114 R)
• M53: 32,172,967 km (0.057 R)
• M54: 32,723,038 km (0.115 R)
• M55: 32,999,196 km (0.103 R)
• M56: 33,414,928 km (0.112 R)
• M57: 33,762,594 km (0.101 R)
• M58: 33,902,169 km (0.087 R)
• M59: 34,391,653 km (0.103 R)
• M60: 35,945,526 km (0.096 R)
• M61: 36,230,510 km (0.067 R)
• M62: 37,305,969 km (0.094 R)
• M63: 37,522,288 km (0.075 R)
• M64: 38,028,826 km (0.08 R)
• M65: 40,224,773 km (0.109 R)
• M66: 40,372,576 km (0.111 R)
• M67: 41,114,581 km (0.098 R)
• M68: 41,786,276 km (0.075 R)
• M69: 42,161,018 km (0.106 R)
• M70: 43,899,046 km (0.082 R)
• M71: 44,051,337 km (0.115 R)
• M72: 44,891,778 km (0.089 R)
• M73: 45,122,009 km (0.096 R)
• M74: 46,123,866 km (0.075 R)
• M75: 46,433,533 km (0.051 R)
• M76: 47,601,294 km (0.081 R)
• M77: 48,463,726 km (0.045 R)
• M78: 48,699,792 km (0.094 R)
• M79: 48,936,306 km (0.103 R)
• M80: 50,044,976 km (0.111 R)
• M81: 50,283,734 km (0.107 R)
• M82: 50,443,056 km (0.118 R)
• M83: 50,842,033 km (0.084 R)
• M84: 51,482,611 km (0.077 R)
• M85: 52,287,149 km (0.091 R)
• M86: 52,448,565 km (0.088 R)
• M87: 52,691,063 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 12,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit