🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.1

Radius: 8.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.46 AU - 0.56 AU

Year: 243 Days

Day: 9 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,333,871 km

• M1: 102,026 km (0.115 R)
• M2: 464,352 km (0.066 R)
• M3: 1,232,088 km (0.087 R)
• M4: 1,722,021 km (0.098 R)
• M5: 2,036,027 km (0.109 R)
• M6: 2,314,578 km (0.089 R)
• M7: 2,772,348 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.3

Radius: 15

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.57 AU - 0.57 AU

Year: 287 Days

Day: 5.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,333,871 km

• M1: 186,549 km (0.082 R)
• M2: 685,009 km (0.113 R)
• M3: 1,187,807 km (0.064 R)
• M4: 1,986,211 km (0.12 R)
• M5: 2,599,113 km (0.1 R)
• M6: 3,229,818 km (0.069 R)
• M7: 3,733,664 km (0.104 R)
• M8: 4,264,287 km (0.061 R)

Asteroid Belt

Center: 1.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956

Radius: 12.7

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.33 AU - 1.61 AU

Year: 1189 Days

Day: 12.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,333,871 km

• M1: 157,975 km (0.111 R)
• M2: 643,121 km (0.085 R)
• M3: 1,119,142 km (0.032 R)
• M4: 1,672,055 km (0.111 R)
• M5: 2,274,486 km (0.1 R)
• M6: 2,731,807 km (0.067 R)
• M7: 3,356,228 km (0.087 R)
• M8: 3,785,275 km (0.119 R)
• M9: 4,251,123 km (0.106 R)
• M10: 4,735,969 km (0.113 R)
• M11: 7,082,113 km (0.118 R)
• M12: 7,497,995 km (0.116 R)
• M13: 8,293,556 km (0.118 R)
• M14: 11,904,101 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293

Radius: 13.5

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.46 AU - 1.88 AU

Year: 1439 Days

Day: 14.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,333,871 km

• M1: 167,849 km (0.12 R)
• M2: 611,556 km (0.11 R)
• M3: 1,206,208 km (0.074 R)
• M4: 1,807,890 km (0.079 R)
• M5: 2,514,142 km (0.085 R)
• M6: 3,113,580 km (0.071 R)
• M7: 3,642,858 km (0.1 R)
• M8: 4,397,579 km (0.051 R)
• M9: 5,235,327 km (0.085 R)
• M10: 5,722,867 km (0.043 R)
• M11: 6,326,344 km (0.054 R)
• M12: 6,926,232 km (0.08 R)
• M13: 8,957,023 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.2

Radius: 13.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.78 AU - 2.82 AU

Year: 3124 Days

Day: 11.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,333,871 km

• M1: 179,218 km (0.067 R)
• M2: 648,956 km (0.112 R)
• M3: 1,201,271 km (0.073 R)
• M4: 1,705,565 km (0.075 R)
• M5: 3,753,261 km (0.108 R)
• M6: 4,693,783 km (0.05 R)
• M7: 5,269,884 km (0.102 R)
• M8: 7,443,990 km (0.063 R)
• M9: 9,363,331 km (0.112 R)
• M10: 10,719,136 km (0.071 R)
• M11: 12,604,817 km (0.107 R)
• M12: 13,866,376 km (0.025 R)
• M13: 15,416,659 km (0.088 R)
• M14: 16,368,401 km (0.072 R)
• M15: 18,272,482 km (0.077 R)
• M16: 19,278,079 km (0.062 R)
• M17: 20,195,713 km (0.091 R)
• M18: 20,823,425 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.1

Radius: 10.8

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.63 AU - 4.07 AU

Year: 5038 Days

Day: 6.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,333,871 km

• M1: 147,204 km (0.094 R)
• M2: 618,138 km (0.034 R)
• M3: 1,144,723 km (0.107 R)
• M4: 2,044,853 km (0.096 R)
• M5: 2,534,936 km (0.11 R)
• M6: 2,929,426 km (0.09 R)
• M7: 5,128,813 km (0.09 R)
• M8: 7,123,402 km (0.11 R)
• M9: 7,840,873 km (0.119 R)
• M10: 8,255,708 km (0.111 R)
• M11: 8,724,847 km (0.085 R)
• M12: 9,253,227 km (0.073 R)
• M13: 10,063,598 km (0.112 R)
• M14: 10,920,645 km (0.101 R)
• M15: 11,728,174 km (0.102 R)
• M16: 12,422,607 km (0.113 R)
• M17: 16,680,462 km (0.036 R)
• M18: 17,178,623 km (0.1 R)
• M19: 17,750,984 km (0.077 R)
• M20: 21,237,662 km (0.078 R)
• M21: 25,894,793 km (0.101 R)
• M22: 28,108,991 km (0.1 R)
• M23: 29,172,333 km (0.034 R)
• M24: 31,379,051 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.1

Radius: 4.3

Gravity: 38.3 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.65 AU - 7.73 AU

Year: 10270 Days

Day: 16.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 49,333,871 km

• M1: 53,706 km (0.111 R)
• M2: 226,491 km (0.069 R)
• M3: 509,830 km (0.104 R)
• M4: 814,261 km (0.028 R)
• M5: 1,123,779 km (0.081 R)
• M6: 1,479,373 km (0.078 R)
• M7: 1,729,651 km (0.113 R)
• M8: 3,327,206 km (0.057 R)
• M9: 3,474,859 km (0.109 R)
• M10: 4,137,877 km (0.105 R)
• M11: 5,008,387 km (0.095 R)
• M12: 6,437,944 km (0.095 R)
• M13: 7,022,722 km (0.07 R)
• M14: 7,266,268 km (0.087 R)
• M15: 8,707,942 km (0.115 R)
• M16: 9,373,354 km (0.055 R)
• M17: 9,768,442 km (0.09 R)
• M18: 11,685,090 km (0.101 R)
• M19: 12,084,815 km (0.076 R)
• M20: 13,277,260 km (0.101 R)
• M21: 14,093,017 km (0.074 R)
• M22: 18,066,785 km (0.057 R)
• M23: 19,224,374 km (0.1 R)
• M24: 20,595,139 km (0.118 R)
• M25: 24,166,638 km (0.12 R)
• M26: 24,721,647 km (0.05 R)
• M27: 25,285,032 km (0.059 R)
• M28: 26,243,057 km (0.076 R)
• M29: 27,926,931 km (0.059 R)
• M30: 28,129,636 km (0.092 R)
• M31: 32,954,466 km (0.081 R)
• M32: 35,978,886 km (0.071 R)
• M33: 44,476,195 km (0.11 R)
• M34: 48,160,641 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 18,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit