🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.1

Radius: 12.6

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.44 AU - 0.62 AU

Year: 262 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,908,260 km

• M1: 156,779 km (0.061 R)
• M2: 588,069 km (0.086 R)
• M3: 1,174,194 km (0.064 R)
• M4: 1,631,215 km (0.117 R)
• M5: 2,303,059 km (0.045 R)
• M6: 2,833,084 km (0.096 R)
• M7: 3,296,389 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.5

Radius: 13.2

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.53 AU - 0.73 AU

Year: 339 Days

Day: 8 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,908,260 km

• M1: 164,109 km (0.095 R)
• M2: 586,872 km (0.079 R)
• M3: 1,156,092 km (0.034 R)
• M4: 1,600,697 km (0.066 R)
• M5: 2,871,980 km (0.12 R)
• M6: 3,387,793 km (0.074 R)
• M7: 4,789,376 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.5

Radius: 14.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.36 AU - 5.2 AU

Year: 6006 Days

Day: 12.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,908,260 km

• M1: 185,352 km (0.113 R)
• M2: 823,985 km (0.079 R)
• M3: 1,478,177 km (0.074 R)
• M4: 2,804,661 km (0.053 R)
• M5: 3,582,271 km (0.108 R)
• M6: 4,696,625 km (0.098 R)
• M7: 6,180,935 km (0.106 R)
• M8: 7,197,602 km (0.111 R)
• M9: 9,084,480 km (0.109 R)
• M10: 9,563,343 km (0.105 R)
• M11: 11,465,330 km (0.092 R)
• M12: 12,899,675 km (0.065 R)
• M13: 17,126,263 km (0.108 R)
• M14: 19,453,258 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.8

Radius: 12.8

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.31 AU - 6.09 AU

Year: 8043 Days

Day: 6.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,908,260 km

• M1: 159,322 km (0.098 R)
• M2: 633,248 km (0.068 R)
• M3: 1,049,878 km (0.114 R)
• M4: 2,054,428 km (0.097 R)
• M5: 2,709,666 km (0.119 R)
• M6: 3,873,687 km (0.085 R)
• M7: 4,440,813 km (0.108 R)
• M8: 5,641,784 km (0.04 R)
• M9: 6,667,278 km (0.086 R)
• M10: 7,813,347 km (0.105 R)
• M11: 8,722,304 km (0.084 R)
• M12: 10,091,872 km (0.072 R)
• M13: 10,596,017 km (0.112 R)
• M14: 11,654,871 km (0.063 R)
• M15: 13,313,762 km (0.042 R)
• M16: 14,293,777 km (0.106 R)
• M17: 15,920,654 km (0.101 R)
• M18: 16,466,537 km (0.069 R)
• M19: 20,324,217 km (0.115 R)
• M20: 25,387,357 km (0.071 R)
• M21: 28,557,486 km (0.116 R)
• M22: 32,852,291 km (0.066 R)
• M23: 33,961,709 km (0.116 R)
• M24: 35,904,835 km (0.113 R)
• M25: 38,163,015 km (0.112 R)
• M26: 40,262,472 km (0.064 R)
• M27: 43,356,006 km (0.034 R)
• M28: 45,914,878 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.5

Radius: 6.5

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.59 AU - 11.23 AU

Year: 22781 Days

Day: 17.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,908,260 km

• M1: 122,521 km (0.061 R)
• M2: 384,766 km (0.082 R)
• M3: 888,462 km (0.091 R)
• M4: 1,302,698 km (0.117 R)
• M5: 1,546,393 km (0.088 R)
• M6: 2,008,052 km (0.098 R)
• M7: 3,710,326 km (0.025 R)
• M8: 5,399,735 km (0.115 R)
• M9: 5,830,876 km (0.119 R)
• M10: 11,232,855 km (0.094 R)
• M11: 13,356,098 km (0.106 R)
• M12: 17,946,509 km (0.087 R)
• M13: 20,081,121 km (0.106 R)
• M14: 20,640,018 km (0.103 R)
• M15: 23,797,880 km (0.08 R)
• M16: 25,491,328 km (0.072 R)
• M17: 28,528,464 km (0.028 R)
• M18: 32,941,900 km (0.09 R)
• M19: 44,021,417 km (0.056 R)
• M20: 51,249,089 km (0.063 R)
• M21: 51,595,109 km (0.07 R)
• M22: 59,609,964 km (0.057 R)
• M23: 65,933,616 km (0.09 R)
• M24: 66,754,310 km (0.082 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 13,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit