🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.5

Radius: 11.2

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.65 AU - 0.95 AU

Year: 477 Days

Day: 14.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,676,907 km

• M1: 139,575 km (0.097 R)
• M2: 532,269 km (0.088 R)
• M3: 1,031,477 km (0.115 R)
• M4: 1,381,836 km (0.069 R)
• M5: 1,730,847 km (0.068 R)
• M6: 2,148,375 km (0.082 R)
• M7: 3,043,868 km (0.086 R)
• M8: 3,709,130 km (0.113 R)
• M9: 4,117,532 km (0.071 R)
• M10: 4,570,664 km (0.087 R)
• M11: 5,120,286 km (0.104 R)
• M12: 5,628,321 km (0.115 R)
• M13: 6,098,058 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.1

Radius: 10.5

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.83 AU - 0.99 AU

Year: 579 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,676,907 km

• M1: 130,749 km (0.046 R)
• M2: 653,443 km (0.11 R)
• M3: 1,147,266 km (0.075 R)
• M4: 1,485,208 km (0.119 R)
• M5: 1,814,024 km (0.05 R)
• M6: 2,601,357 km (0.084 R)
• M7: 3,184,639 km (0.04 R)
• M8: 4,101,076 km (0.06 R)
• M9: 4,500,951 km (0.107 R)
• M10: 4,960,665 km (0.104 R)
• M11: 5,579,103 km (0.042 R)
• M12: 6,654,263 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.7

Radius: 9.4

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.86 AU - 1.4 AU

Year: 801 Days

Day: 6.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,676,907 km

• M1: 117,734 km (0.065 R)
• M2: 417,677 km (0.09 R)
• M3: 761,603 km (0.095 R)
• M4: 1,231,041 km (0.084 R)
• M5: 1,549,385 km (0.103 R)
• M6: 1,849,329 km (0.112 R)
• M7: 2,229,756 km (0.05 R)
• M8: 2,697,848 km (0.115 R)
• M9: 3,190,025 km (0.099 R)
• M10: 3,696,563 km (0.078 R)
• M11: 4,031,962 km (0.111 R)
• M12: 5,485,156 km (0.048 R)
• M13: 5,902,534 km (0.12 R)
• M14: 6,255,734 km (0.112 R)
• M15: 6,689,418 km (0.032 R)
• M16: 7,496,798 km (0.083 R)
• M17: 8,036,547 km (0.094 R)
• M18: 8,367,458 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.8

Radius: 14.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.88 AU - 2.86 AU

Year: 2433 Days

Day: 12.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,676,907 km

• M1: 179,218 km (0.113 R)
• M2: 764,146 km (0.049 R)
• M3: 1,245,552 km (0.104 R)
• M4: 1,737,430 km (0.094 R)
• M5: 2,777,135 km (0.097 R)
• M6: 3,354,882 km (0.057 R)
• M7: 5,775,076 km (0.093 R)
• M8: 7,098,868 km (0.049 R)
• M9: 8,278,597 km (0.078 R)
• M10: 8,931,741 km (0.064 R)
• M11: 11,099,564 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.8

Radius: 3.5

Gravity: 25.94 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.08 AU - 9.48 AU

Year: 17349 Days

Day: 23.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 173 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,676,907 km

• M1: 44,431 km (0.111 R)
• M2: 694,882 km (0.119 R)
• M3: 3,098,471 km (0.108 R)
• M4: 4,603,575 km (0.117 R)
• M5: 6,226,563 km (0.114 R)
• M6: 7,923,302 km (0.119 R)
• M7: 8,058,389 km (0.091 R)
• M8: 8,949,992 km (0.097 R)
• M9: 9,801,652 km (0.102 R)
• M10: 20,359,223 km (0.031 R)
• M11: 29,022,885 km (0.026 R)
• M12: 29,775,960 km (0.066 R)
• M13: 32,113,427 km (0.088 R)
• M14: 34,331,215 km (0.118 R)
• M15: 39,068,531 km (0.098 R)
• M16: 45,363,460 km (0.102 R)
• M17: 49,660,360 km (0.074 R)
• M18: 53,095,426 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.7

Radius: 5.8

Gravity: 28.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.1 AU - 11.7 AU

Year: 19219 Days

Day: 18.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,676,907 km

• M1: 72,256 km (0.09 R)
• M2: 270,922 km (0.047 R)
• M3: 733,030 km (0.116 R)
• M4: 1,038,359 km (0.045 R)
• M5: 2,907,734 km (0.065 R)
• M6: 3,122,407 km (0.086 R)
• M7: 3,583,467 km (0.085 R)
• M8: 3,862,318 km (0.065 R)
• M9: 4,188,890 km (0.064 R)
• M10: 4,393,540 km (0.093 R)
• M11: 4,604,772 km (0.1 R)
• M12: 5,438,481 km (0.101 R)
• M13: 5,976,136 km (0.082 R)
• M14: 6,965,726 km (0.102 R)
• M15: 11,029,701 km (0.046 R)
• M16: 14,346,885 km (0.049 R)
• M17: 15,858,122 km (0.083 R)
• M18: 18,183,771 km (0.058 R)
• M19: 19,950,222 km (0.098 R)
• M20: 21,023,737 km (0.111 R)
• M21: 25,364,169 km (0.091 R)
• M22: 32,471,564 km (0.059 R)
• M23: 33,409,992 km (0.092 R)
• M24: 34,366,371 km (0.048 R)
• M25: 38,078,492 km (0.117 R)
• M26: 40,183,933 km (0.078 R)
• M27: 42,207,394 km (0.092 R)
• M28: 42,524,541 km (0.079 R)
• M29: 51,702,221 km (0.064 R)
• M30: 55,600,891 km (0.086 R)
• M31: 57,524,271 km (0.112 R)
• M32: 58,699,362 km (0.092 R)
• M33: 65,449,966 km (0.067 R)
• M34: 69,561,963 km (0.112 R)
• M35: 74,765,874 km (0.082 R)
• M36: 79,497,056 km (0.076 R)
• M37: 79,738,657 km (0.034 R)
• M38: 81,444,073 km (0.203 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 12,285 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit