🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707

Radius: 9.9

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.68 AU - 1.02 AU

Year: 498 Days

Day: 9.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,145,580 km

• M1: 123,269 km (0.078 R)
• M2: 473,477 km (0.093 R)
• M3: 804,238 km (0.101 R)
• M4: 1,119,740 km (0.094 R)
• M5: 1,506,301 km (0.032 R)
• M6: 2,058,915 km (0.118 R)
• M7: 2,647,434 km (0.103 R)
• M8: 4,075,644 km (0.077 R)
• M9: 4,479,259 km (0.103 R)
• M10: 5,021,253 km (0.067 R)
• M11: 5,711,198 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.2

Radius: 12

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.32 AU - 1.38 AU

Year: 997 Days

Day: 6.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,145,580 km

• M1: 149,299 km (0.038 R)
• M2: 972,237 km (0.099 R)
• M3: 1,371,812 km (0.115 R)
• M4: 1,774,380 km (0.084 R)
• M5: 3,167,436 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.4

Radius: 14.7

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.54 AU - 1.88 AU

Year: 1422 Days

Day: 6.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,145,580 km

• M1: 182,809 km (0.099 R)
• M2: 715,676 km (0.109 R)
• M3: 1,336,956 km (0.086 R)
• M4: 2,156,453 km (0.106 R)
• M5: 2,829,644 km (0.113 R)
• M6: 4,077,888 km (0.066 R)
• M7: 4,799,997 km (0.073 R)
• M8: 5,269,585 km (0.046 R)
• M9: 6,000,071 km (0.041 R)
• M10: 7,102,159 km (0.067 R)
• M11: 7,614,232 km (0.084 R)
• M12: 8,961,660 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.7

Radius: 10.1

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.29 AU - 3.37 AU

Year: 3864 Days

Day: 11.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 81.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,145,580 km

• M1: 125,662 km (0.066 R)
• M2: 447,597 km (0.083 R)
• M3: 929,751 km (0.119 R)
• M4: 1,388,418 km (0.101 R)
• M5: 2,329,239 km (0.12 R)
• M6: 3,019,783 km (0.113 R)
• M7: 6,342,202 km (0.079 R)
• M8: 7,007,763 km (0.103 R)
• M9: 8,856,493 km (0.101 R)
• M10: 10,614,119 km (0.089 R)
• M11: 13,902,878 km (0.092 R)
• M12: 14,752,594 km (0.088 R)
• M13: 15,749,664 km (0.098 R)
• M14: 16,091,794 km (0.071 R)
• M15: 16,790,865 km (0.058 R)
• M16: 17,449,395 km (0.062 R)
• M17: 19,333,131 km (0.1 R)
• M18: 23,132,319 km (0.079 R)
• M19: 23,574,680 km (0.089 R)
• M20: 27,074,971 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.9

Radius: 3.7

Gravity: 41.12 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.13 AU - 8.85 AU

Year: 14360 Days

Day: 21.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 57,145,580 km

• M1: 46,076 km (0.119 R)
• M2: 177,273 km (0.103 R)
• M3: 654,042 km (0.118 R)
• M4: 875,447 km (0.078 R)
• M5: 1,084,734 km (0.117 R)
• M6: 1,259,614 km (0.087 R)
• M7: 1,714,392 km (0.078 R)
• M8: 2,154,509 km (0.103 R)
• M9: 2,310,090 km (0.11 R)
• M10: 2,754,695 km (0.108 R)
• M11: 3,952,675 km (0.028 R)
• M12: 4,097,635 km (0.092 R)
• M13: 4,681,516 km (0.094 R)
• M14: 4,909,952 km (0.108 R)
• M15: 7,709,825 km (0.089 R)
• M16: 9,702,320 km (0.118 R)
• M17: 10,399,446 km (0.091 R)
• M18: 11,302,418 km (0.061 R)
• M19: 12,134,482 km (0.104 R)
• M20: 14,597,311 km (0.072 R)
• M21: 15,945,039 km (0.117 R)
• M22: 18,641,091 km (0.091 R)
• M23: 21,895,593 km (0.084 R)
• M24: 22,350,071 km (0.12 R)
• M25: 22,810,983 km (0.093 R)
• M26: 25,509,279 km (0.116 R)
• M27: 27,038,618 km (0.086 R)
• M28: 28,412,675 km (0.1 R)
• M29: 29,171,435 km (0.042 R)
• M30: 30,278,759 km (0.046 R)
• M31: 38,561,095 km (0.109 R)
• M32: 39,223,664 km (0.095 R)
• M33: 40,571,391 km (0.099 R)
• M34: 41,256,699 km (0.049 R)
• M35: 41,533,006 km (0.084 R)
• M36: 43,074,612 km (0.089 R)
• M37: 44,075,273 km (0.108 R)
• M38: 47,472,042 km (0.112 R)
• M39: 49,156,514 km (0.077 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 13,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit