🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.4 AU - 0.66 AU

Year: 141 Days

Day: 23.8 Hours

Environment

Temp: 214 °C

Axial Tilt: 172.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,094,875 km

• M1: 50,714 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.39 AU - 2.11 AU

Year: 846 Days

Day: 47.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.56 AU - 2.18 AU

Year: 934 Days

Day: 29.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,094,875 km

• M1: 397,482 km (0.037 R)
• M2: 1,512,434 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.09 AU - 3.17 AU

Year: 2023 Days

Day: 20.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.96 AU - 3.66 AU

Year: 2200 Days

Day: 23.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.1 AU - 3.78 AU

Year: 2330 Days

Day: 29.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,094,875 km

• M1: 468,989 km (0.092 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.31 AU - 4.97 AU

Year: 3077 Days

Day: 16.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,094,875 km

• M1: 244,742 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.1

Radius: 10.3

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.62 AU - 10.44 AU

Year: 11602 Days

Day: 14.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 39,094,875 km

• M1: 137,929 km (0.098 R)
• M2: 214,523 km (0.105 R)
• M3: 416,780 km (0.104 R)
• M4: 993,330 km (0.113 R)
• M5: 1,197,830 km (0.086 R)
• M6: 1,305,241 km (0.115 R)
• M7: 1,453,942 km (0.117 R)
• M8: 1,667,567 km (0.045 R)
• M9: 1,870,871 km (0.108 R)
• M10: 2,369,331 km (0.039 R)
• M11: 2,692,462 km (0.116 R)
• M12: 3,128,690 km (0.064 R)
• M13: 3,253,903 km (0.096 R)
• M14: 3,380,762 km (0.075 R)
• M15: 3,561,177 km (0.094 R)
• M16: 3,744,883 km (0.099 R)
• M17: 3,851,248 km (0.066 R)
• M18: 4,176,473 km (0.09 R)
• M19: 4,259,201 km (0.103 R)
• M20: 4,882,575 km (0.065 R)
• M21: 5,145,868 km (0.095 R)
• M22: 5,839,702 km (0.111 R)
• M23: 6,056,769 km (0.106 R)
• M24: 6,595,172 km (0.047 R)
• M25: 7,785,223 km (0.086 R)
• M26: 9,291,973 km (0.115 R)
• M27: 9,545,691 km (0.067 R)
• M28: 10,583,301 km (0.069 R)
• M29: 10,848,389 km (0.109 R)
• M30: 11,192,314 km (0.037 R)
• M31: 12,404,356 km (0.107 R)
• M32: 13,371,207 km (0.067 R)
• M33: 13,534,568 km (0.091 R)
• M34: 13,904,972 km (0.114 R)
• M35: 14,112,166 km (0.115 R)
• M36: 14,781,915 km (0.104 R)
• M37: 15,590,791 km (0.077 R)
• M38: 16,283,130 km (0.102 R)
• M39: 16,545,225 km (0.064 R)
• M40: 16,941,211 km (0.118 R)
• M41: 17,073,904 km (0.119 R)
• M42: 17,251,327 km (0.118 R)
• M43: 17,967,303 km (0.061 R)
• M44: 18,465,015 km (0.057 R)
• M45: 18,601,598 km (0.099 R)
• M46: 18,921,587 km (0.098 R)
• M47: 20,032,352 km (0.119 R)
• M48: 20,125,850 km (0.06 R)
• M49: 21,259,503 km (0.117 R)
• M50: 21,930,300 km (0.102 R)
• M51: 22,123,132 km (0.091 R)
• M52: 22,219,921 km (0.096 R)
• M53: 22,510,740 km (0.071 R)
• M54: 22,607,978 km (0.101 R)
• M55: 22,754,135 km (0.104 R)
• M56: 23,489,558 km (0.081 R)
• M57: 24,232,611 km (0.109 R)
• M58: 24,432,175 km (0.075 R)
• M59: 25,691,340 km (0.113 R)
• M60: 25,792,917 km (0.041 R)
• M61: 25,894,643 km (0.119 R)
• M62: 26,252,033 km (0.108 R)
• M63: 26,456,832 km (0.055 R)
• M64: 26,559,456 km (0.119 R)
• M65: 27,697,298 km (0.118 R)
• M66: 28,587,555 km (0.065 R)
• M67: 28,956,762 km (0.071 R)
• M68: 29,168,443 km (0.071 R)
• M69: 30,073,959 km (0.114 R)
• M70: 30,988,750 km (0.118 R)
• M71: 31,531,042 km (0.093 R)
• M72: 31,967,270 km (0.115 R)
• M73: 32,570,299 km (0.03 R)
• M74: 32,845,559 km (0.071 R)
• M75: 34,177,878 km (0.063 R)
• M76: 34,457,626 km (0.081 R)
• M77: 35,640,945 km (0.04 R)
• M78: 36,038,426 km (0.1 R)
• M79: 36,608,693 km (0.097 R)
• M80: 37,296,993 km (0.077 R)
• M81: 37,758,353 km (0.066 R)
• M82: 38,163,464 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 19,862 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit