🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.66 AU - 0.76 AU

Year: 220 Days

Day: 28.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.94 AU - 0.94 AU

Year: 335 Days

Day: 16.4 Hours

Environment

Temp: 45 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.9 AU - 1.48 AU

Year: 477 Days

Day: 34.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,912,910 km

• M1: 403,465 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.54 AU - 3.64 AU

Year: 1994 Days

Day: 14.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,912,910 km

• M1: 380,876 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.8

Radius: 9.1

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.77 AU - 8.43 AU

Year: 8463 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 40,912,910 km

• M1: 274,512 km (0.111 R)
• M2: 464,352 km (0.087 R)
• M3: 528,828 km (0.05 R)
• M4: 653,892 km (0.101 R)
• M5: 1,124,228 km (0.119 R)
• M6: 1,364,931 km (0.118 R)
• M7: 1,541,157 km (0.106 R)
• M8: 1,642,435 km (0.106 R)
• M9: 1,725,163 km (0.1 R)
• M10: 1,787,994 km (0.094 R)
• M11: 1,851,722 km (0.097 R)
• M12: 2,047,696 km (0.086 R)
• M13: 2,227,512 km (0.07 R)
• M14: 2,724,327 km (0.057 R)
• M15: 2,897,561 km (0.099 R)
• M16: 3,074,535 km (0.104 R)
• M17: 3,518,841 km (0.032 R)
• M18: 4,067,566 km (0.119 R)
• M19: 4,237,509 km (0.053 R)
• M20: 4,761,102 km (0.102 R)
• M21: 4,820,492 km (0.088 R)
• M22: 5,030,677 km (0.085 R)
• M23: 6,288,197 km (0.105 R)
• M24: 6,484,918 km (0.084 R)
• M25: 7,121,158 km (0.102 R)
• M26: 7,257,741 km (0.094 R)
• M27: 7,812,450 km (0.065 R)
• M28: 8,525,134 km (0.073 R)
• M29: 8,889,255 km (0.05 R)
• M30: 9,519,960 km (0.119 R)
• M31: 9,897,694 km (0.063 R)
• M32: 10,088,432 km (0.103 R)
• M33: 10,396,154 km (0.081 R)
• M34: 11,417,459 km (0.072 R)
• M35: 12,552,757 km (0.106 R)
• M36: 13,133,795 km (0.092 R)
• M37: 13,766,146 km (0.092 R)
• M38: 14,365,285 km (0.09 R)
• M39: 14,972,952 km (0.098 R)
• M40: 15,148,131 km (0.094 R)
• M41: 16,982,500 km (0.118 R)
• M42: 17,210,936 km (0.07 R)
• M43: 18,041,952 km (0.106 R)
• M44: 19,170,070 km (0.098 R)
• M45: 20,079,325 km (0.086 R)
• M46: 20,563,574 km (0.102 R)
• M47: 20,709,581 km (0.114 R)
• M48: 21,051,562 km (0.08 R)
• M49: 21,346,270 km (0.115 R)
• M50: 21,592,957 km (0.109 R)
• M51: 22,388,369 km (0.1 R)
• M52: 23,701,539 km (0.033 R)
• M53: 24,883,811 km (0.064 R)
• M54: 25,091,303 km (0.104 R)
• M55: 25,195,273 km (0.065 R)
• M56: 26,719,376 km (0.08 R)
• M57: 28,979,202 km (0.091 R)
• M58: 29,143,012 km (0.089 R)
• M59: 29,416,626 km (0.113 R)
• M60: 29,911,346 km (0.05 R)
• M61: 30,353,258 km (0.118 R)
• M62: 30,630,613 km (0.053 R)
• M63: 31,579,811 km (0.058 R)
• M64: 32,482,186 km (0.077 R)
• M65: 32,822,670 km (0.113 R)
• M66: 33,392,788 km (0.084 R)
• M67: 34,369,662 km (0.073 R)
• M68: 34,485,152 km (0.115 R)
• M69: 35,006,650 km (0.097 R)
• M70: 35,239,274 km (0.112 R)
• M71: 35,472,498 km (0.08 R)
• M72: 35,940,290 km (0.118 R)
• M73: 36,057,575 km (0.085 R)
• M74: 36,763,826 km (0.07 R)
• M75: 36,882,009 km (0.117 R)
• M76: 38,910,107 km (0.07 R)
• M77: 39,030,533 km (0.103 R)
• M78: 39,574,022 km (0.103 R)
• M79: 39,634,460 km (0.087 R)
• M80: 39,816,221 km (0.088 R)
• M81: 39,937,695 km (0.087 R)
• M82: 40,302,414 km (0.094 R)
• M83: 40,485,223 km (0.058 R)
• M84: 40,729,516 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 10,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit