🌌 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: 960.2

Radius: 13.7

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.49 AU - 0.53 AU

Year: 251 Days

Day: 7.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,227,640 km

• M1: 170,392 km (0.052 R)
• M2: 633,547 km (0.076 R)
• M3: 1,237,174 km (0.104 R)
• M4: 1,784,104 km (0.109 R)
• M5: 2,807,354 km (0.095 R)
• M6: 3,253,754 km (0.1 R)
• M7: 3,876,081 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.8

Radius: 8.2

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.02 AU - 1.04 AU

Year: 722 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,227,640 km

• M1: 146,756 km (0.077 R)
• M2: 410,347 km (0.116 R)
• M3: 682,465 km (0.11 R)
• M4: 1,118,543 km (0.077 R)
• M5: 2,016,878 km (0.092 R)
• M6: 2,309,492 km (0.116 R)
• M7: 2,990,611 km (0.113 R)
• M8: 4,055,299 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.6

Radius: 10

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.36 AU - 1.5 AU

Year: 1180 Days

Day: 14.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,227,640 km

• M1: 124,465 km (0.078 R)
• M2: 455,675 km (0.058 R)
• M3: 994,676 km (0.086 R)
• M4: 1,367,474 km (0.077 R)
• M5: 1,852,470 km (0.086 R)
• M6: 2,663,590 km (0.098 R)
• M7: 3,339,772 km (0.093 R)
• M8: 4,192,780 km (0.105 R)
• M9: 4,716,073 km (0.076 R)
• M10: 5,301,898 km (0.105 R)
• M11: 5,643,430 km (0.114 R)
• M12: 5,978,230 km (0.103 R)
• M13: 8,221,899 km (0.072 R)
• M14: 8,625,813 km (0.119 R)
• M15: 10,038,466 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.9

Radius: 11.4

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.29 AU - 1.93 AU

Year: 1410 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,227,640 km

• M1: 150,944 km (0.034 R)
• M2: 599,588 km (0.102 R)
• M3: 1,012,179 km (0.116 R)
• M4: 1,480,121 km (0.079 R)
• M5: 2,006,556 km (0.11 R)
• M6: 3,501,637 km (0.103 R)
• M7: 4,336,693 km (0.099 R)
• M8: 4,801,643 km (0.081 R)
• M9: 5,529,885 km (0.119 R)
• M10: 6,685,828 km (0.065 R)
• M11: 7,155,416 km (0.062 R)
• M12: 7,673,473 km (0.111 R)
• M13: 8,755,814 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.7

Radius: 11

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.88 AU - 2.2 AU

Year: 2011 Days

Day: 12.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,227,640 km

• M1: 137,032 km (0.113 R)
• M2: 482,004 km (0.073 R)
• M3: 1,046,736 km (0.088 R)
• M4: 1,530,985 km (0.081 R)
• M5: 2,659,701 km (0.079 R)
• M6: 3,216,354 km (0.065 R)
• M7: 3,719,901 km (0.052 R)
• M8: 4,712,034 km (0.1 R)
• M9: 5,772,982 km (0.042 R)
• M10: 6,958,395 km (0.074 R)
• M11: 7,683,496 km (0.09 R)
• M12: 11,020,127 km (0.099 R)
• M13: 12,005,379 km (0.103 R)
• M14: 13,005,590 km (0.106 R)
• M15: 13,570,023 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.2

Radius: 11.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.1 AU - 3.66 AU

Year: 4289 Days

Day: 5.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,227,640 km

• M1: 138,079 km (0.106 R)
• M2: 498,311 km (0.118 R)
• M3: 849,566 km (0.108 R)
• M4: 1,220,120 km (0.095 R)
• M5: 1,617,901 km (0.118 R)
• M6: 1,970,054 km (0.052 R)
• M7: 3,216,205 km (0.109 R)
• M8: 4,048,268 km (0.12 R)
• M9: 5,982,269 km (0.074 R)
• M10: 6,617,312 km (0.029 R)
• M11: 11,099,414 km (0.083 R)
• M12: 11,773,652 km (0.104 R)
• M13: 12,224,240 km (0.101 R)
• M14: 13,247,490 km (0.115 R)
• M15: 14,188,760 km (0.032 R)
• M16: 18,078,753 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.9

Radius: 5

Gravity: 25.88 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.47 AU - 6.73 AU

Year: 11704 Days

Day: 21.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,227,640 km

• M1: 64,177 km (0.103 R)
• M2: 234,719 km (0.105 R)
• M3: 632,949 km (0.12 R)
• M4: 792,420 km (0.096 R)
• M5: 958,025 km (0.102 R)
• M6: 1,586,336 km (0.113 R)
• M7: 1,903,035 km (0.068 R)
• M8: 3,180,451 km (0.052 R)
• M9: 5,106,673 km (0.119 R)
• M10: 5,903,730 km (0.078 R)
• M11: 8,788,576 km (0.065 R)
• M12: 9,927,614 km (0.091 R)
• M13: 10,345,890 km (0.107 R)
• M14: 12,615,439 km (0.084 R)
• M15: 13,609,217 km (0.111 R)
• M16: 16,320,380 km (0.091 R)
• M17: 16,755,859 km (0.058 R)
• M18: 20,775,255 km (0.08 R)
• M19: 21,029,870 km (0.051 R)
• M20: 22,069,426 km (0.112 R)
• M21: 25,781,847 km (0.037 R)
• M22: 26,770,838 km (0.107 R)
• M23: 27,682,488 km (0.031 R)
• M24: 30,760,464 km (0.116 R)
• M25: 34,413,345 km (0.039 R)
• M26: 38,856,401 km (0.09 R)
• M27: 46,070,759 km (0.105 R)
• M28: 50,372,146 km (0.077 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 14,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit