🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.52 AU - 0.58 AU

Year: 148 Days

Day: 17.5 Hours

Environment

Temp: 255 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.45 AU - 0.71 AU

Year: 160 Days

Day: 14.7 Hours

Environment

Temp: 223 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.04 AU - 1.36 AU

Year: 475 Days

Day: 35.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.08 AU - 1.4 AU

Year: 499 Days

Day: 17.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.63 AU - 2.41 AU

Year: 1038 Days

Day: 20.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,531,523 km

• M1: 109,655 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.53 AU - 4.05 AU

Year: 2158 Days

Day: 19.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.4

Radius: 14.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.31 AU - 7.67 AU

Year: 5979 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 35,531,523 km

• M1: 201,957 km (0.08 R)
• M2: 292,015 km (0.067 R)
• M3: 536,907 km (0.08 R)
• M4: 696,228 km (0.034 R)
• M5: 976,575 km (0.047 R)
• M6: 1,068,278 km (0.081 R)
• M7: 1,195,586 km (0.084 R)
• M8: 1,294,620 km (0.047 R)
• M9: 1,448,855 km (0.056 R)
• M10: 1,609,673 km (0.08 R)
• M11: 1,776,774 km (0.108 R)
• M12: 2,230,504 km (0.119 R)
• M13: 2,334,026 km (0.103 R)
• M14: 2,439,343 km (0.118 R)
• M15: 2,611,081 km (0.086 R)
• M16: 3,058,528 km (0.076 R)
• M17: 3,197,654 km (0.086 R)
• M18: 3,291,452 km (0.101 R)
• M19: 3,824,769 km (0.051 R)
• M20: 3,975,115 km (0.047 R)
• M21: 4,809,721 km (0.063 R)
• M22: 5,442,969 km (0.103 R)
• M23: 5,584,189 km (0.1 R)
• M24: 5,783,902 km (0.078 R)
• M25: 5,899,093 km (0.027 R)
• M26: 6,456,943 km (0.117 R)
• M27: 6,787,704 km (0.072 R)
• M28: 6,909,327 km (0.067 R)
• M29: 7,247,718 km (0.027 R)
• M30: 7,434,565 km (0.033 R)
• M31: 7,781,483 km (0.071 R)
• M32: 8,622,372 km (0.069 R)
• M33: 8,721,257 km (0.097 R)
• M34: 8,820,590 km (0.064 R)
• M35: 8,986,942 km (0.119 R)
• M36: 9,087,173 km (0.112 R)
• M37: 9,255,321 km (0.057 R)
• M38: 9,492,284 km (0.103 R)
• M39: 10,145,578 km (0.043 R)
• M40: 10,390,021 km (0.088 R)
• M41: 11,459,646 km (0.05 R)
• M42: 12,303,378 km (0.032 R)
• M43: 13,205,154 km (0.111 R)
• M44: 13,319,297 km (0.046 R)
• M45: 14,401,338 km (0.11 R)
• M46: 15,151,721 km (0.106 R)
• M47: 15,471,412 km (0.111 R)
• M48: 15,752,955 km (0.093 R)
• M49: 15,955,211 km (0.066 R)
• M50: 16,896,481 km (0.118 R)
• M51: 17,311,316 km (0.093 R)
• M52: 17,729,592 km (0.113 R)
• M53: 18,108,822 km (0.108 R)
• M54: 18,235,980 km (0.105 R)
• M55: 18,363,288 km (0.105 R)
• M56: 18,576,166 km (0.042 R)
• M57: 19,262,820 km (0.109 R)
• M58: 20,264,528 km (0.091 R)
• M59: 21,911,451 km (0.109 R)
• M60: 22,409,462 km (0.044 R)
• M61: 22,865,287 km (0.057 R)
• M62: 24,766,376 km (0.091 R)
• M63: 25,902,572 km (0.076 R)
• M64: 26,669,560 km (0.076 R)
• M65: 27,055,822 km (0.108 R)
• M66: 27,541,267 km (0.11 R)
• M67: 27,785,112 km (0.111 R)
• M68: 28,668,786 km (0.117 R)
• M69: 30,262,602 km (0.111 R)
• M70: 30,766,597 km (0.082 R)
• M71: 31,884,991 km (0.114 R)
• M72: 32,089,790 km (0.057 R)
• M73: 33,535,504 km (0.104 R)
• M74: 34,633,852 km (0.088 R)
• M75: 34,896,994 km (0.108 R)
• M76: 35,160,885 km (0.095 R)
• M77: 35,266,651 km (0.049 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 13,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit