🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.2

Radius: 12.6

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.55 AU - 0.71 AU

Year: 333 Days

Day: 12.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,239,044 km

• M1: 157,676 km (0.086 R)
• M2: 595,250 km (0.09 R)
• M3: 993,629 km (0.099 R)
• M4: 1,393,205 km (0.11 R)
• M5: 2,368,284 km (0.061 R)
• M6: 2,947,676 km (0.101 R)
• M7: 3,360,716 km (0.101 R)
• M8: 3,800,983 km (0.112 R)
• M9: 4,367,809 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187

Radius: 10.1

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.74 AU - 1.2 AU

Year: 637 Days

Day: 8.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,239,044 km

• M1: 126,261 km (0.09 R)
• M2: 499,358 km (0.055 R)
• M3: 849,417 km (0.1 R)
• M4: 1,453,194 km (0.039 R)
• M5: 2,189,664 km (0.096 R)
• M6: 2,685,282 km (0.062 R)
• M7: 4,244,241 km (0.114 R)
• M8: 4,945,406 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.5

Radius: 14.7

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.05 AU - 2.05 AU

Year: 1957 Days

Day: 7.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,239,044 km

• M1: 188,194 km (0.089 R)
• M2: 655,388 km (0.101 R)
• M3: 1,472,492 km (0.094 R)
• M4: 2,104,543 km (0.063 R)
• M5: 2,565,603 km (0.113 R)
• M6: 3,594,538 km (0.037 R)
• M7: 4,204,747 km (0.106 R)
• M8: 5,032,472 km (0.091 R)
• M9: 5,565,938 km (0.095 R)
• M10: 6,694,954 km (0.102 R)
• M11: 8,060,483 km (0.052 R)
• M12: 8,920,222 km (0.037 R)
• M13: 10,358,905 km (0.087 R)
• M14: 10,822,957 km (0.115 R)
• M15: 11,375,721 km (0.078 R)
• M16: 11,947,335 km (0.093 R)
• M17: 13,024,739 km (0.105 R)
• M18: 14,079,104 km (0.106 R)
• M19: 14,560,810 km (0.081 R)
• M20: 15,696,557 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.6

Radius: 8.7

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.04 AU - 3.68 AU

Year: 4107 Days

Day: 12.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,239,044 km

• M1: 108,159 km (0.074 R)
• M2: 622,926 km (0.113 R)
• M3: 1,009,486 km (0.093 R)
• M4: 1,838,558 km (0.087 R)
• M5: 2,219,284 km (0.112 R)
• M6: 3,995,161 km (0.087 R)
• M7: 6,785,759 km (0.097 R)
• M8: 9,043,191 km (0.05 R)
• M9: 9,646,819 km (0.064 R)
• M10: 10,889,379 km (0.1 R)
• M11: 14,756,932 km (0.057 R)
• M12: 15,480,088 km (0.102 R)
• M13: 17,482,606 km (0.105 R)
• M14: 18,103,138 km (0.072 R)
• M15: 20,527,072 km (0.079 R)
• M16: 21,639,332 km (0.083 R)
• M17: 21,995,076 km (0.095 R)
• M18: 22,791,236 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.5

Radius: 7.5

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.74 AU - 8.26 AU

Year: 13697 Days

Day: 15.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,239,044 km

• M1: 93,349 km (0.037 R)
• M2: 361,728 km (0.102 R)
• M3: 822,190 km (0.072 R)
• M4: 1,524,552 km (0.057 R)
• M5: 2,575,178 km (0.066 R)
• M6: 2,942,291 km (0.078 R)
• M7: 3,613,237 km (0.072 R)
• M8: 3,896,875 km (0.12 R)
• M9: 4,445,301 km (0.113 R)
• M10: 6,483,273 km (0.088 R)
• M11: 7,798,537 km (0.088 R)
• M12: 8,225,639 km (0.118 R)
• M13: 8,819,243 km (0.115 R)
• M14: 16,724,294 km (0.096 R)
• M15: 17,354,699 km (0.105 R)
• M16: 19,427,378 km (0.115 R)
• M17: 25,166,251 km (0.096 R)
• M18: 30,406,366 km (0.113 R)
• M19: 33,651,592 km (0.117 R)
• M20: 43,125,326 km (0.073 R)
• M21: 45,515,451 km (0.119 R)
• M22: 47,835,116 km (0.107 R)
• M23: 52,541,166 km (0.087 R)
• M24: 55,438,428 km (0.089 R)
• M25: 60,256,227 km (0.1 R)
• M26: 61,735,600 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 12,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit