🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.08 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.81 AU - 2.51 AU

Year: 1148 Days

Day: 40.7 Hours

Environment

Temp: -67 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,421,047 km

• M1: 12,267 km (0.09 R)

Asteroid Belt

Center: 9.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.1

Radius: 6.6

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 15.25 AU - 20.25 AU

Year: 27045 Days

Day: 21.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 104,421,047 km

• M1: 82,129 km (0.108 R)
• M2: 485,744 km (0.106 R)
• M3: 1,004,849 km (0.082 R)
• M4: 1,295,218 km (0.102 R)
• M5: 1,750,295 km (0.033 R)
• M6: 2,689,022 km (0.119 R)
• M7: 3,168,333 km (0.1 R)
• M8: 4,091,951 km (0.112 R)
• M9: 5,105,177 km (0.052 R)
• M10: 5,796,618 km (0.109 R)
• M11: 6,187,218 km (0.064 R)
• M12: 7,215,704 km (0.088 R)
• M13: 7,464,485 km (0.097 R)
• M14: 8,191,830 km (0.106 R)
• M15: 9,079,843 km (0.051 R)
• M16: 10,153,656 km (0.119 R)
• M17: 14,344,192 km (0.103 R)
• M18: 15,383,448 km (0.116 R)
• M19: 17,971,791 km (0.072 R)
• M20: 19,753,202 km (0.089 R)
• M21: 24,213,313 km (0.089 R)
• M22: 25,914,839 km (0.087 R)
• M23: 29,680,816 km (0.031 R)
• M24: 30,063,487 km (0.066 R)
• M25: 31,627,383 km (0.095 R)
• M26: 34,634,151 km (0.074 R)
• M27: 49,635,676 km (0.077 R)
• M28: 53,117,267 km (0.063 R)
• M29: 55,784,448 km (0.045 R)
• M30: 61,177,900 km (0.12 R)
• M31: 63,471,235 km (0.039 R)
• M32: 68,229,046 km (0.114 R)
• M33: 71,834,654 km (0.056 R)
• M34: 80,903,127 km (0.078 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.9

Radius: 6.2

Gravity: 24.11 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.17 AU - 21.85 AU

Year: 27641 Days

Day: 25 Hours

Environment

Temp: -206 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 104,421,047 km

• M1: 77,193 km (0.11 R)
• M2: 563,086 km (0.09 R)
• M3: 827,276 km (0.082 R)
• M4: 1,114,055 km (0.074 R)
• M5: 2,108,133 km (0.111 R)
• M6: 2,810,645 km (0.043 R)
• M7: 3,155,617 km (0.042 R)
• M8: 3,826,863 km (0.113 R)
• M9: 4,214,471 km (0.037 R)
• M10: 4,436,774 km (0.108 R)
• M11: 5,668,114 km (0.113 R)
• M12: 7,697,858 km (0.074 R)
• M13: 11,544,767 km (0.107 R)
• M14: 12,886,660 km (0.113 R)
• M15: 16,055,292 km (0.096 R)
• M16: 17,437,277 km (0.047 R)
• M17: 18,108,673 km (0.057 R)
• M18: 18,697,639 km (0.064 R)
• M19: 19,707,575 km (0.093 R)
• M20: 20,017,541 km (0.062 R)
• M21: 21,946,008 km (0.075 R)
• M22: 22,167,562 km (0.089 R)
• M23: 27,047,445 km (0.052 R)
• M24: 27,558,621 km (0.082 R)
• M25: 28,076,379 km (0.102 R)
• M26: 34,355,001 km (0.075 R)
• M27: 38,699,623 km (0.106 R)
• M28: 39,676,048 km (0.095 R)
• M29: 43,222,714 km (0.069 R)
• M30: 47,899,443 km (0.082 R)
• M31: 49,024,569 km (0.09 R)
• M32: 49,593,789 km (0.115 R)
• M33: 55,941,525 km (0.098 R)
• M34: 89,538,963 km (0.102 R)
• M35: 89,821,853 km (0.079 R)
• M36: 94,428,121 km (0.107 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 14,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit