🌌 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: 718.9

Radius: 12.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.5 AU - 0.56 AU

Year: 257 Days

Day: 10 Hours

Environment

Temp: -147 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 90,743,717 km

• M1: 156,629 km (0.09 R)
• M2: 606,021 km (0.067 R)
• M3: 1,103,135 km (0.117 R)
• M4: 1,505,703 km (0.108 R)
• M5: 2,933,614 km (0.03 R)
• M6: 3,382,258 km (0.084 R)
• M7: 4,028,521 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.6

Radius: 9.6

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.67 AU - 0.99 AU

Year: 504 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,743,717 km

• M1: 119,379 km (0.113 R)
• M2: 445,502 km (0.039 R)
• M3: 799,601 km (0.104 R)
• M4: 1,119,142 km (0.036 R)
• M5: 1,497,175 km (0.106 R)
• M6: 1,960,031 km (0.111 R)
• M7: 2,793,740 km (0.118 R)
• M8: 3,175,215 km (0.11 R)
• M9: 3,604,561 km (0.084 R)
• M10: 3,916,771 km (0.104 R)
• M11: 4,611,354 km (0.116 R)
• M12: 5,777,320 km (0.077 R)
• M13: 6,478,186 km (0.088 R)
• M14: 7,024,817 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.8

Radius: 13.2

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.37 AU - 1.49 AU

Year: 1140 Days

Day: 8.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 90,743,717 km

• M1: 164,109 km (0.073 R)
• M2: 661,223 km (0.081 R)
• M3: 1,248,693 km (0.082 R)
• M4: 1,672,654 km (0.079 R)
• M5: 2,099,157 km (0.091 R)
• M6: 3,121,808 km (0.089 R)
• M7: 4,224,494 km (0.092 R)
• M8: 5,848,230 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.6

Radius: 14.1

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.07 AU - 3.23 AU

Year: 2877 Days

Day: 13.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,743,717 km

• M1: 175,628 km (0.095 R)
• M2: 641,476 km (0.073 R)
• M3: 1,097,300 km (0.082 R)
• M4: 1,861,297 km (0.09 R)
• M5: 2,379,205 km (0.107 R)
• M6: 3,674,872 km (0.074 R)
• M7: 4,164,805 km (0.081 R)
• M8: 4,632,148 km (0.053 R)
• M9: 5,205,707 km (0.048 R)
• M10: 6,009,197 km (0.101 R)
• M11: 7,187,729 km (0.106 R)
• M12: 7,927,490 km (0.099 R)
• M13: 8,992,178 km (0.11 R)
• M14: 11,776,644 km (0.095 R)
• M15: 12,413,183 km (0.067 R)
• M16: 14,176,193 km (0.106 R)
• M17: 14,896,956 km (0.068 R)
• M18: 15,692,517 km (0.108 R)
• M19: 17,368,762 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.5

Radius: 4.8

Gravity: 39.87 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.63 AU - 11.25 AU

Year: 22495 Days

Day: 15.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,743,717 km

• M1: 59,989 km (0.12 R)
• M2: 212,579 km (0.11 R)
• M3: 390,899 km (0.086 R)
• M4: 571,165 km (0.118 R)
• M5: 763,548 km (0.111 R)
• M6: 1,192,145 km (0.105 R)
• M7: 1,426,266 km (0.064 R)
• M8: 1,635,254 km (0.093 R)
• M9: 2,387,732 km (0.12 R)
• M10: 2,582,358 km (0.079 R)
• M11: 2,813,936 km (0.093 R)
• M12: 3,561,477 km (0.096 R)
• M13: 5,234,729 km (0.064 R)
• M14: 5,691,152 km (0.073 R)
• M15: 7,997,053 km (0.053 R)
• M16: 9,778,465 km (0.12 R)
• M17: 11,125,294 km (0.107 R)
• M18: 13,713,936 km (0.06 R)
• M19: 17,480,062 km (0.109 R)
• M20: 19,161,842 km (0.082 R)
• M21: 20,041,776 km (0.099 R)
• M22: 21,360,033 km (0.105 R)
• M23: 22,843,146 km (0.114 R)
• M24: 23,060,512 km (0.03 R)
• M25: 27,090,529 km (0.08 R)
• M26: 29,720,908 km (0.091 R)
• M27: 29,979,862 km (0.088 R)
• M28: 31,297,819 km (0.109 R)
• M29: 35,192,600 km (0.053 R)
• M30: 38,164,212 km (0.111 R)
• M31: 38,623,926 km (0.1 R)
• M32: 52,664,883 km (0.044 R)
• M33: 53,808,409 km (0.114 R)
• M34: 56,540,964 km (0.032 R)
• M35: 63,131,049 km (0.116 R)
• M36: 79,790,717 km (0.182 R)
• M37: 82,568,899 km (0.119 R)
• M38: 85,672,307 km (0.108 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: 278 - 12,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit