🌌 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: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.51 AU - 0.65 AU

Year: 167 Days

Day: 16.1 Hours

Environment

Temp: 170 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.75 AU - 0.85 AU

Year: 271 Days

Day: 14.5 Hours

Environment

Temp: 80 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.99 AU - 1.35 AU

Year: 479 Days

Day: 22.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.3 AU - 1.32 AU

Year: 568 Days

Day: 37.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.59 AU - 1.79 AU

Year: 832 Days

Day: 28 Hours

Environment

Temp: -70 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.6 AU - 3.32 AU

Year: 1929 Days

Day: 27.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,607,383 km

• M1: 1,125,425 km (0.085 R)

Asteroid Belt

Center: 9.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.8

Radius: 6.3

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 15.15 AU - 15.19 AU

Year: 22378 Days

Day: 23.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 74,607,383 km

• M1: 289,173 km (0.106 R)
• M2: 674,537 km (0.086 R)
• M3: 789,727 km (0.075 R)
• M4: 1,201,121 km (0.06 R)
• M5: 1,342,042 km (0.092 R)
• M6: 1,429,108 km (0.091 R)
• M7: 1,925,325 km (0.041 R)
• M8: 2,260,573 km (0.105 R)
• M9: 2,329,837 km (0.077 R)
• M10: 2,723,579 km (0.098 R)
• M11: 2,871,830 km (0.088 R)
• M12: 2,947,078 km (0.114 R)
• M13: 3,061,072 km (0.117 R)
• M14: 3,372,086 km (0.088 R)
• M15: 3,451,522 km (0.037 R)
• M16: 4,893,047 km (0.091 R)
• M17: 5,348,423 km (0.118 R)
• M18: 5,394,798 km (0.102 R)
• M19: 5,441,174 km (0.093 R)
• M20: 5,722,567 km (0.105 R)
• M21: 7,353,334 km (0.113 R)
• M22: 8,032,658 km (0.096 R)
• M23: 9,675,392 km (0.108 R)
• M24: 9,731,790 km (0.096 R)
• M25: 11,298,678 km (0.06 R)
• M26: 11,358,218 km (0.103 R)
• M27: 11,777,840 km (0.113 R)
• M28: 12,019,890 km (0.034 R)
• M29: 12,817,845 km (0.094 R)
• M30: 16,988,185 km (0.113 R)
• M31: 17,398,980 km (0.113 R)
• M32: 18,650,815 km (0.07 R)
• M33: 18,721,126 km (0.076 R)
• M34: 19,429,921 km (0.034 R)
• M35: 19,787,610 km (0.069 R)
• M36: 20,003,330 km (0.088 R)
• M37: 20,727,832 km (0.094 R)
• M38: 20,946,843 km (0.111 R)
• M39: 22,053,419 km (0.086 R)
• M40: 22,576,413 km (0.119 R)
• M41: 23,482,228 km (0.117 R)
• M42: 23,558,224 km (0.091 R)
• M43: 24,246,224 km (0.059 R)
• M44: 26,270,433 km (0.078 R)
• M45: 26,349,271 km (0.099 R)
• M46: 26,824,544 km (0.078 R)
• M47: 27,302,659 km (0.074 R)
• M48: 27,944,433 km (0.056 R)
• M49: 28,105,700 km (0.082 R)
• M50: 29,161,263 km (0.059 R)
• M51: 29,488,583 km (0.108 R)
• M52: 29,652,692 km (0.041 R)
• M53: 32,151,275 km (0.078 R)
• M54: 32,404,694 km (0.107 R)
• M55: 32,828,804 km (0.119 R)
• M56: 34,198,073 km (0.116 R)
• M57: 37,701,805 km (0.063 R)
• M58: 38,237,216 km (0.072 R)
• M59: 39,496,082 km (0.072 R)
• M60: 39,677,095 km (0.095 R)
• M61: 40,221,632 km (0.055 R)
• M62: 41,962,203 km (0.093 R)
• M63: 43,353,613 km (0.111 R)
• M64: 45,896,028 km (0.049 R)
• M65: 46,181,461 km (0.098 R)
• M66: 48,003,114 km (0.117 R)
• M67: 49,068,401 km (0.116 R)
• M68: 50,828,420 km (0.108 R)
• M69: 50,926,855 km (0.058 R)
• M70: 51,419,780 km (0.07 R)
• M71: 52,310,935 km (0.061 R)
• M72: 52,509,601 km (0.113 R)
• M73: 53,607,051 km (0.088 R)
• M74: 53,907,742 km (0.118 R)
• M75: 54,008,122 km (0.09 R)
• M76: 54,913,788 km (0.088 R)
• M77: 55,621,835 km (0.052 R)
• M78: 57,763,927 km (0.052 R)
• M79: 58,793,310 km (0.09 R)
• M80: 59,725,005 km (0.084 R)
• M81: 59,828,826 km (0.085 R)
• M82: 60,348,828 km (0.066 R)
• M83: 60,557,368 km (0.107 R)
• M84: 62,549,263 km (0.12 R)
• M85: 62,654,730 km (0.099 R)
• M86: 64,989,205 km (0.106 R)
• M87: 67,244,093 km (0.098 R)
• M88: 67,893,049 km (0.087 R)
• M89: 68,652,707 km (0.089 R)
• M90: 70,838,930 km (0.095 R)
• M91: 71,168,793 km (0.088 R)
• M92: 71,499,106 km (0.08 R)
• M93: 73,269,896 km (0.117 R)
• M94: 73,937,700 km (0.114 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: 500 - 12,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit