🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.4

Radius: 13.6

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.64 AU - 0.88 AU

Year: 435 Days

Day: 5.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 23,551,352 km

• M1: 185,202 km (0.117 R)
• M2: 610,210 km (0.081 R)
• M3: 1,067,381 km (0.11 R)
• M4: 1,743,713 km (0.108 R)
• M5: 2,695,006 km (0.045 R)
• M6: 4,186,496 km (0.093 R)
• M7: 4,733,127 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 12.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.99 AU - 1.05 AU

Year: 676 Days

Day: 14.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,551,352 km

• M1: 150,795 km (0.108 R)
• M2: 665,262 km (0.104 R)
• M3: 1,087,876 km (0.051 R)
• M4: 1,609,673 km (0.072 R)
• M5: 2,208,813 km (0.025 R)
• M6: 2,626,191 km (0.038 R)
• M7: 3,219,496 km (0.034 R)
• M8: 3,900,764 km (0.087 R)
• M9: 4,406,704 km (0.098 R)
• M10: 5,023,945 km (0.105 R)
• M11: 5,442,969 km (0.103 R)
• M12: 6,905,737 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640

Radius: 11.1

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.18 AU - 1.78 AU

Year: 1181 Days

Day: 14.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,551,352 km

• M1: 138,079 km (0.079 R)
• M2: 506,538 km (0.096 R)
• M3: 940,223 km (0.113 R)
• M4: 1,449,005 km (0.057 R)
• M5: 2,002,068 km (0.1 R)
• M6: 2,858,367 km (0.104 R)
• M7: 3,414,871 km (0.102 R)
• M8: 3,927,243 km (0.09 R)
• M9: 4,876,442 km (0.112 R)
• M10: 5,425,765 km (0.077 R)
• M11: 6,789,499 km (0.079 R)
• M12: 7,757,248 km (0.119 R)
• M13: 11,280,577 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.8

Radius: 14.5

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.42 AU - 2.22 AU

Year: 1611 Days

Day: 10.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 23,551,352 km

• M1: 183,108 km (0.07 R)
• M2: 1,334,413 km (0.101 R)
• M3: 2,158,847 km (0.071 R)
• M4: 3,590,798 km (0.061 R)
• M5: 5,016,166 km (0.106 R)
• M6: 5,586,433 km (0.06 R)
• M7: 6,449,015 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.7

Radius: 14.6

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.25 AU - 3.53 AU

Year: 3223 Days

Day: 7.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,551,352 km

• M1: 183,557 km (0.106 R)
• M2: 1,140,085 km (0.036 R)
• M3: 1,662,631 km (0.115 R)
• M4: 2,166,327 km (0.074 R)
• M5: 2,838,021 km (0.105 R)
• M6: 3,454,215 km (0.101 R)
• M7: 4,031,812 km (0.106 R)
• M8: 4,862,230 km (0.096 R)
• M9: 5,643,729 km (0.089 R)
• M10: 6,566,150 km (0.094 R)
• M11: 8,747,287 km (0.086 R)
• M12: 9,712,043 km (0.087 R)
• M13: 10,870,380 km (0.119 R)
• M14: 12,709,087 km (0.1 R)
• M15: 15,211,111 km (0.054 R)
• M16: 20,337,531 km (0.071 R)
• M17: 20,848,408 km (0.075 R)
• M18: 22,909,119 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.6

Radius: 9.1

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.43 AU - 3.45 AU

Year: 3307 Days

Day: 12.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 23,551,352 km

• M1: 113,246 km (0.076 R)
• M2: 445,353 km (0.108 R)
• M3: 1,011,581 km (0.038 R)
• M4: 1,315,863 km (0.119 R)
• M5: 1,681,929 km (0.077 R)
• M6: 2,047,546 km (0.096 R)
• M7: 2,359,906 km (0.109 R)
• M8: 2,753,648 km (0.104 R)
• M9: 3,064,064 km (0.079 R)
• M10: 3,735,309 km (0.098 R)
• M11: 4,272,515 km (0.114 R)
• M12: 4,835,751 km (0.083 R)
• M13: 5,996,182 km (0.054 R)
• M14: 6,733,251 km (0.072 R)
• M15: 7,076,129 km (0.093 R)
• M16: 9,081,189 km (0.078 R)
• M17: 10,751,300 km (0.051 R)
• M18: 12,476,911 km (0.049 R)
• M19: 12,899,824 km (0.051 R)
• M20: 13,187,202 km (0.105 R)
• M21: 14,949,465 km (0.076 R)
• M22: 16,693,327 km (0.092 R)
• M23: 17,034,710 km (0.094 R)
• M24: 19,809,600 km (0.064 R)
• M25: 20,192,421 km (0.081 R)
• M26: 20,776,003 km (0.097 R)
• M27: 21,304,083 km (0.11 R)
• M28: 21,705,903 km (0.097 R)
• M29: 22,872,318 km (0.1 R)
• M30: 23,791,896 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 13.6

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.35 AU - 3.81 AU

Year: 4444 Days

Day: 14.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,551,352 km

• M1: 170,093 km (0.108 R)
• M2: 928,105 km (0.114 R)
• M3: 1,556,117 km (0.061 R)
• M4: 2,015,233 km (0.094 R)
• M5: 2,596,720 km (0.081 R)
• M6: 3,022,326 km (0.091 R)
• M7: 3,475,907 km (0.103 R)
• M8: 4,922,668 km (0.04 R)
• M9: 5,795,870 km (0.116 R)
• M10: 9,340,143 km (0.104 R)
• M11: 10,719,585 km (0.084 R)
• M12: 14,127,125 km (0.108 R)
• M13: 14,630,373 km (0.028 R)
• M14: 15,197,648 km (0.101 R)
• M15: 16,988,484 km (0.12 R)
• M16: 18,140,088 km (0.117 R)
• M17: 18,916,202 km (0.11 R)
• M18: 19,652,074 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 11,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit