🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.9

Radius: 12.7

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.68 AU - 1.02 AU

Year: 541 Days

Day: 11 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,270,275 km

• M1: 157,975 km (0.118 R)
• M2: 596,447 km (0.105 R)
• M3: 1,156,092 km (0.074 R)
• M4: 1,964,070 km (0.113 R)
• M5: 2,541,219 km (0.101 R)
• M6: 2,956,503 km (0.077 R)
• M7: 4,068,314 km (0.074 R)
• M8: 4,485,243 km (0.098 R)
• M9: 5,046,983 km (0.044 R)
• M10: 6,588,739 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216

Radius: 11.8

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.81 AU - 2.49 AU

Year: 2176 Days

Day: 6.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,270,275 km

• M1: 146,756 km (0.08 R)
• M2: 550,670 km (0.113 R)
• M3: 1,054,216 km (0.112 R)
• M4: 1,738,926 km (0.055 R)
• M5: 2,260,274 km (0.111 R)
• M6: 3,452,420 km (0.086 R)
• M7: 4,127,854 km (0.091 R)
• M8: 4,813,012 km (0.082 R)
• M9: 5,509,839 km (0.057 R)
• M10: 6,387,530 km (0.105 R)
• M11: 7,154,817 km (0.074 R)
• M12: 8,036,248 km (0.12 R)
• M13: 9,492,434 km (0.084 R)
• M14: 10,654,211 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993

Radius: 11.8

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.81 AU - 3.55 AU

Year: 3914 Days

Day: 8.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,270,275 km

• M1: 146,756 km (0.09 R)
• M2: 603,478 km (0.093 R)
• M3: 1,213,239 km (0.087 R)
• M4: 1,794,875 km (0.111 R)
• M5: 2,211,057 km (0.116 R)
• M6: 3,955,368 km (0.061 R)
• M7: 5,300,701 km (0.094 R)
• M8: 6,138,898 km (0.054 R)
• M9: 7,130,433 km (0.073 R)
• M10: 7,969,079 km (0.094 R)
• M11: 8,487,884 km (0.114 R)
• M12: 9,108,416 km (0.079 R)
• M13: 9,675,841 km (0.118 R)
• M14: 10,095,612 km (0.09 R)
• M15: 11,062,015 km (0.047 R)
• M16: 11,567,805 km (0.1 R)
• M17: 12,428,890 km (0.12 R)
• M18: 14,934,056 km (0.112 R)
• M19: 15,724,083 km (0.067 R)
• M20: 16,246,478 km (0.1 R)
• M21: 16,961,107 km (0.034 R)
• M22: 17,572,364 km (0.052 R)
• M23: 17,946,209 km (0.057 R)
• M24: 20,991,573 km (0.096 R)
• M25: 22,783,457 km (0.078 R)
• M26: 24,909,093 km (0.106 R)
• M27: 26,100,640 km (0.116 R)
• M28: 27,496,537 km (0.082 R)

Asteroid Belt

Center: 3.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.5

Radius: 9.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.18 AU - 4.24 AU

Year: 4933 Days

Day: 13.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,270,275 km

• M1: 121,922 km (0.105 R)
• M2: 535,261 km (0.113 R)
• M3: 1,564,943 km (0.055 R)
• M4: 2,204,175 km (0.1 R)
• M5: 2,654,764 km (0.045 R)
• M6: 3,071,095 km (0.096 R)
• M7: 3,795,597 km (0.098 R)
• M8: 4,345,818 km (0.04 R)
• M9: 4,650,848 km (0.115 R)
• M10: 5,894,306 km (0.045 R)
• M11: 9,355,103 km (0.08 R)
• M12: 10,110,722 km (0.119 R)
• M13: 14,920,892 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.7

Radius: 13.3

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.29 AU - 4.73 AU

Year: 6611 Days

Day: 6.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,270,275 km

• M1: 166,652 km (0.034 R)
• M2: 580,440 km (0.085 R)
• M3: 1,247,197 km (0.068 R)
• M4: 1,868,627 km (0.083 R)
• M5: 2,434,107 km (0.109 R)
• M6: 5,084,084 km (0.106 R)
• M7: 6,651,271 km (0.114 R)
• M8: 7,239,490 km (0.088 R)
• M9: 8,104,764 km (0.106 R)
• M10: 13,099,986 km (0.107 R)
• M11: 15,307,752 km (0.065 R)
• M12: 16,467,135 km (0.04 R)
• M13: 18,385,728 km (0.064 R)
• M14: 20,833,448 km (0.038 R)
• M15: 26,277,165 km (0.057 R)
• M16: 30,060,495 km (0.07 R)
• M17: 33,020,738 km (0.085 R)
• M18: 34,843,588 km (0.116 R)
• M19: 37,073,045 km (0.056 R)
• M20: 39,277,669 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.3

Radius: 7.3

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.52 AU - 6.72 AU

Year: 9196 Days

Day: 22 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,270,275 km

• M1: 91,105 km (0.102 R)
• M2: 881,580 km (0.065 R)
• M3: 1,122,283 km (0.034 R)
• M4: 1,712,148 km (0.081 R)
• M5: 1,949,859 km (0.091 R)
• M6: 2,260,873 km (0.072 R)
• M7: 2,604,798 km (0.067 R)
• M8: 2,921,198 km (0.1 R)
• M9: 3,776,598 km (0.12 R)
• M10: 6,523,664 km (0.082 R)
• M11: 7,299,179 km (0.082 R)
• M12: 12,067,462 km (0.089 R)
• M13: 12,338,384 km (0.102 R)
• M14: 12,948,743 km (0.12 R)
• M15: 16,240,794 km (0.061 R)
• M16: 20,279,338 km (0.111 R)
• M17: 25,115,987 km (0.111 R)
• M18: 35,196,489 km (0.045 R)
• M19: 37,907,352 km (0.103 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: 418 - 14,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit