🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228

Radius: 9.2

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.62 AU - 1.02 AU

Year: 487 Days

Day: 14.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 46,352,730 km

• M1: 114,442 km (0.099 R)
• M2: 409,749 km (0.088 R)
• M3: 926,460 km (0.113 R)
• M4: 2,591,334 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 13.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.27 AU - 1.91 AU

Year: 1315 Days

Day: 12.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,352,730 km

• M1: 169,195 km (0.106 R)
• M2: 846,724 km (0.032 R)
• M3: 1,292,226 km (0.096 R)
• M4: 2,149,273 km (0.092 R)
• M5: 3,148,287 km (0.118 R)
• M6: 5,902,384 km (0.059 R)
• M7: 6,816,726 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.8

Radius: 12

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.55 AU - 1.99 AU

Year: 1545 Days

Day: 9.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,352,730 km

• M1: 149,448 km (0.106 R)
• M2: 832,063 km (0.114 R)
• M3: 1,221,018 km (0.096 R)
• M4: 1,844,243 km (0.11 R)
• M5: 2,658,653 km (0.119 R)
• M6: 3,346,205 km (0.101 R)
• M7: 3,816,990 km (0.042 R)
• M8: 4,792,517 km (0.06 R)
• M9: 5,655,847 km (0.065 R)
• M10: 6,303,007 km (0.114 R)
• M11: 6,999,086 km (0.094 R)
• M12: 7,527,166 km (0.11 R)
• M13: 8,782,891 km (0.082 R)
• M14: 9,780,559 km (0.118 R)
• M15: 10,206,764 km (0.096 R)
• M16: 12,000,592 km (0.094 R)
• M17: 12,604,369 km (0.094 R)
• M18: 13,070,366 km (0.115 R)
• M19: 13,507,790 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.2

Radius: 14

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.33 AU - 4.73 AU

Year: 5307 Days

Day: 9.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,352,730 km

• M1: 177,573 km (0.064 R)
• M2: 838,197 km (0.064 R)
• M3: 1,327,382 km (0.107 R)
• M4: 1,792,930 km (0.059 R)
• M5: 2,294,532 km (0.119 R)
• M6: 3,235,652 km (0.069 R)
• M7: 4,908,306 km (0.091 R)
• M8: 5,377,894 km (0.088 R)
• M9: 6,938,798 km (0.111 R)
• M10: 7,807,064 km (0.116 R)
• M11: 8,973,778 km (0.077 R)
• M12: 10,170,411 km (0.078 R)
• M13: 11,974,562 km (0.082 R)
• M14: 13,026,384 km (0.112 R)
• M15: 13,625,673 km (0.092 R)
• M16: 14,987,313 km (0.077 R)
• M17: 16,380,368 km (0.031 R)
• M18: 18,164,173 km (0.065 R)
• M19: 19,487,666 km (0.103 R)
• M20: 20,672,481 km (0.079 R)
• M21: 22,824,895 km (0.085 R)
• M22: 25,122,868 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.2

Radius: 4

Gravity: 17.64 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.45 AU - 8.53 AU

Year: 14816 Days

Day: 18.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,352,730 km

• M1: 49,816 km (0.076 R)
• M2: 199,863 km (0.05 R)
• M3: 362,326 km (0.11 R)
• M4: 490,980 km (0.109 R)
• M5: 1,190,799 km (0.116 R)
• M6: 1,639,293 km (0.047 R)
• M7: 2,052,034 km (0.032 R)
• M8: 4,048,118 km (0.099 R)
• M9: 6,228,059 km (0.061 R)
• M10: 9,037,357 km (0.064 R)
• M11: 9,656,393 km (0.09 R)
• M12: 10,101,297 km (0.108 R)
• M13: 10,978,539 km (0.112 R)
• M14: 11,517,690 km (0.039 R)
• M15: 13,666,513 km (0.086 R)
• M16: 19,195,800 km (0.074 R)
• M17: 21,353,750 km (0.104 R)
• M18: 26,620,941 km (0.067 R)
• M19: 28,385,298 km (0.066 R)
• M20: 28,686,738 km (0.041 R)
• M21: 29,398,375 km (0.107 R)
• M22: 30,017,710 km (0.101 R)
• M23: 34,370,260 km (0.078 R)
• M24: 35,172,853 km (0.039 R)
• M25: 36,223,030 km (0.09 R)
• M26: 37,776,454 km (0.069 R)
• M27: 38,263,246 km (0.091 R)
• M28: 40,126,038 km (0.106 R)
• M29: 43,098,249 km (0.089 R)
• M30: 44,841,513 km (0.115 R)
• M31: 44,977,497 km (0.056 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: 294 - 18,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit