🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.1

Radius: 10.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.5 AU - 0.84 AU

Year: 366 Days

Day: 13 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,557,901 km

• M1: 137,181 km (0.113 R)
• M2: 505,342 km (0.093 R)
• M3: 851,511 km (0.117 R)
• M4: 1,201,869 km (0.118 R)
• M5: 1,577,809 km (0.109 R)
• M6: 1,993,691 km (0.049 R)
• M7: 2,796,134 km (0.072 R)
• M8: 3,480,544 km (0.091 R)
• M9: 3,900,316 km (0.053 R)
• M10: 4,273,413 km (0.061 R)
• M11: 4,944,060 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.2

Radius: 13.1

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.62 AU - 0.98 AU

Year: 477 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,557,901 km

• M1: 166,502 km (0.118 R)
• M2: 583,132 km (0.043 R)
• M3: 1,264,102 km (0.045 R)
• M4: 1,789,789 km (0.082 R)
• M5: 2,241,425 km (0.094 R)
• M6: 2,685,581 km (0.099 R)
• M7: 3,801,880 km (0.115 R)
• M8: 4,335,047 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.3

Radius: 13.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.74 AU - 1.1 AU

Year: 588 Days

Day: 10.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,557,901 km

• M1: 173,534 km (0.049 R)
• M2: 606,769 km (0.067 R)
• M3: 1,045,839 km (0.073 R)
• M4: 1,490,294 km (0.088 R)
• M5: 2,005,210 km (0.114 R)
• M6: 2,598,515 km (0.091 R)
• M7: 3,529,612 km (0.105 R)
• M8: 4,199,960 km (0.104 R)
• M9: 4,986,247 km (0.089 R)
• M10: 5,726,307 km (0.086 R)
• M11: 6,291,039 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919

Radius: 11.7

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.88 AU - 1.18 AU

Year: 697 Days

Day: 10.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,557,901 km

• M1: 145,559 km (0.036 R)
• M2: 549,623 km (0.12 R)
• M3: 975,229 km (0.111 R)
• M4: 1,449,454 km (0.106 R)
• M5: 1,873,115 km (0.108 R)
• M6: 2,390,275 km (0.111 R)
• M7: 3,700,603 km (0.111 R)
• M8: 5,002,403 km (0.043 R)
• M9: 7,004,771 km (0.116 R)
• M10: 7,368,892 km (0.104 R)
• M11: 8,185,098 km (0.109 R)
• M12: 8,563,880 km (0.115 R)
• M13: 8,954,330 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717

Radius: 10.1

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.88 AU - 2.34 AU

Year: 2044 Days

Day: 10.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,557,901 km

• M1: 125,662 km (0.108 R)
• M2: 551,567 km (0.1 R)
• M3: 981,512 km (0.064 R)
• M4: 1,439,730 km (0.03 R)
• M5: 1,854,714 km (0.099 R)
• M6: 2,170,815 km (0.106 R)
• M7: 2,496,040 km (0.114 R)
• M8: 2,853,879 km (0.062 R)
• M9: 3,197,056 km (0.067 R)
• M10: 3,855,736 km (0.103 R)
• M11: 4,396,981 km (0.093 R)
• M12: 4,900,677 km (0.118 R)
• M13: 5,303,394 km (0.083 R)
• M14: 6,226,563 km (0.067 R)
• M15: 7,000,582 km (0.029 R)
• M16: 7,483,334 km (0.1 R)
• M17: 8,110,299 km (0.061 R)
• M18: 8,452,429 km (0.072 R)
• M19: 9,401,029 km (0.088 R)
• M20: 9,778,764 km (0.103 R)
• M21: 10,346,488 km (0.092 R)
• M22: 11,086,848 km (0.07 R)
• M23: 12,061,628 km (0.063 R)
• M24: 13,177,328 km (0.038 R)
• M25: 13,564,039 km (0.118 R)
• M26: 15,187,625 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.9

Radius: 8.3

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.5 AU - 3.06 AU

Year: 3091 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,557,901 km

• M1: 103,223 km (0.117 R)
• M2: 531,820 km (0.094 R)
• M3: 1,168,210 km (0.086 R)
• M4: 1,740,721 km (0.076 R)
• M5: 2,450,563 km (0.111 R)
• M6: 2,808,700 km (0.084 R)
• M7: 3,451,372 km (0.097 R)
• M8: 3,850,649 km (0.101 R)
• M9: 4,262,193 km (0.069 R)
• M10: 4,623,771 km (0.074 R)
• M11: 5,173,094 km (0.111 R)
• M12: 5,496,525 km (0.114 R)
• M13: 6,377,058 km (0.075 R)
• M14: 6,953,907 km (0.083 R)
• M15: 8,067,963 km (0.081 R)
• M16: 8,682,660 km (0.11 R)
• M17: 9,016,862 km (0.062 R)
• M18: 10,271,689 km (0.085 R)
• M19: 12,347,359 km (0.032 R)
• M20: 12,770,422 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.7

Radius: 14.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.64 AU - 2.96 AU

Year: 3124 Days

Day: 10.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,557,901 km

• M1: 184,005 km (0.116 R)
• M2: 733,030 km (0.084 R)
• M3: 1,612,515 km (0.111 R)
• M4: 2,149,572 km (0.119 R)
• M5: 3,576,586 km (0.034 R)
• M6: 4,598,938 km (0.054 R)
• M7: 6,198,887 km (0.084 R)
• M8: 9,871,814 km (0.092 R)
• M9: 11,052,739 km (0.069 R)
• M10: 14,645,183 km (0.068 R)
• M11: 16,125,454 km (0.1 R)
• M12: 22,640,890 km (0.087 R)
• M13: 23,756,441 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.8

Radius: 13.4

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.59 AU - 3.03 AU

Year: 3141 Days

Day: 6.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,557,901 km

• M1: 166,951 km (0.087 R)
• M2: 1,552,377 km (0.119 R)
• M3: 3,243,132 km (0.115 R)
• M4: 4,813,461 km (0.055 R)
• M5: 7,369,042 km (0.11 R)
• M6: 8,383,165 km (0.086 R)
• M7: 12,175,322 km (0.108 R)

Asteroid Belt

Center: 4.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.4

Radius: 13.7

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.62 AU - 6.74 AU

Year: 9027 Days

Day: 7.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,557,901 km

• M1: 170,542 km (0.076 R)
• M2: 1,544,448 km (0.026 R)
• M3: 2,330,735 km (0.1 R)
• M4: 3,517,644 km (0.12 R)
• M5: 4,731,332 km (0.114 R)
• M6: 5,604,684 km (0.062 R)
• M7: 11,108,539 km (0.072 R)
• M8: 13,565,834 km (0.044 R)
• M9: 15,257,337 km (0.073 R)
• M10: 16,013,854 km (0.094 R)
• M11: 16,579,633 km (0.048 R)
• M12: 19,213,453 km (0.106 R)
• M13: 22,817,266 km (0.034 R)
• M14: 24,358,872 km (0.115 R)
• M15: 25,013,362 km (0.119 R)
• M16: 35,932,062 km (0.118 R)
• M17: 42,021,443 km (0.113 R)
• M18: 44,610,833 km (0.047 R)
• M19: 45,873,888 km (0.085 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 19,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit