🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.7

Radius: 13.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.54 AU - 0.58 AU

Year: 295 Days

Day: 8.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,370,163 km

• M1: 165,455 km (0.054 R)
• M2: 700,716 km (0.055 R)
• M3: 1,279,511 km (0.095 R)
• M4: 1,716,336 km (0.063 R)
• M5: 2,148,076 km (0.101 R)
• M6: 2,662,543 km (0.056 R)
• M7: 3,259,139 km (0.069 R)
• M8: 3,968,832 km (0.102 R)
• M9: 4,597,891 km (0.111 R)
• M10: 5,024,244 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 13.9

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.77 AU - 1.09 AU

Year: 630 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,370,163 km

• M1: 172,935 km (0.115 R)
• M2: 799,152 km (0.118 R)
• M3: 1,289,234 km (0.12 R)
• M4: 2,234,244 km (0.101 R)
• M5: 2,808,999 km (0.083 R)
• M6: 3,565,665 km (0.095 R)
• M7: 4,045,426 km (0.094 R)
• M8: 4,669,698 km (0.119 R)
• M9: 5,357,549 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.1

Radius: 8.2

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.03 AU - 1.05 AU

Year: 746 Days

Day: 5.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,370,163 km

• M1: 102,175 km (0.1 R)
• M2: 371,452 km (0.068 R)
• M3: 922,869 km (0.052 R)
• M4: 1,449,304 km (0.099 R)
• M5: 1,931,159 km (0.067 R)
• M6: 2,210,009 km (0.08 R)
• M7: 3,128,839 km (0.067 R)
• M8: 3,438,806 km (0.047 R)
• M9: 3,755,505 km (0.077 R)
• M10: 4,106,162 km (0.106 R)
• M11: 4,696,775 km (0.099 R)
• M12: 6,141,292 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.9

Radius: 10.8

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.26 AU - 1.52 AU

Year: 1152 Days

Day: 6.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,370,163 km

• M1: 134,488 km (0.07 R)
• M2: 620,532 km (0.107 R)
• M3: 1,201,121 km (0.115 R)
• M4: 1,963,322 km (0.111 R)
• M5: 2,714,154 km (0.118 R)
• M6: 3,309,554 km (0.089 R)
• M7: 3,906,449 km (0.081 R)
• M8: 4,573,805 km (0.104 R)
• M9: 4,915,636 km (0.057 R)
• M10: 5,460,621 km (0.105 R)
• M11: 6,226,712 km (0.116 R)
• M12: 6,576,173 km (0.045 R)
• M13: 8,554,305 km (0.114 R)
• M14: 9,075,654 km (0.057 R)
• M15: 9,495,575 km (0.085 R)
• M16: 10,277,972 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.9

Radius: 9.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2 AU - 2.38 AU

Year: 2278 Days

Day: 13.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,370,163 km

• M1: 119,678 km (0.08 R)
• M2: 483,052 km (0.092 R)
• M3: 803,490 km (0.109 R)
• M4: 1,329,775 km (0.033 R)
• M5: 1,737,579 km (0.063 R)
• M6: 2,351,828 km (0.055 R)
• M7: 2,895,168 km (0.065 R)
• M8: 3,244,329 km (0.073 R)
• M9: 4,484,495 km (0.118 R)
• M10: 5,060,298 km (0.097 R)
• M11: 5,824,892 km (0.088 R)
• M12: 6,847,095 km (0.094 R)
• M13: 7,810,804 km (0.111 R)
• M14: 8,893,743 km (0.076 R)
• M15: 9,971,745 km (0.097 R)
• M16: 11,244,524 km (0.048 R)
• M17: 11,958,405 km (0.096 R)
• M18: 14,807,048 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.4

Radius: 4.4

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.79 AU - 6.55 AU

Year: 9490 Days

Day: 24.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,370,163 km

• M1: 211,382 km (0.087 R)
• M2: 391,797 km (0.041 R)
• M3: 763,248 km (0.081 R)
• M4: 1,126,622 km (0.098 R)
• M5: 2,076,718 km (0.082 R)
• M6: 5,551,727 km (0.078 R)
• M7: 7,127,142 km (0.081 R)
• M8: 7,615,728 km (0.084 R)
• M9: 10,462,576 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.6

Radius: 7.4

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.88 AU - 9.44 AU

Year: 16385 Days

Day: 22.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,370,163 km

• M1: 94,247 km (0.083 R)
• M2: 346,319 km (0.117 R)
• M3: 747,541 km (0.083 R)
• M4: 1,045,540 km (0.059 R)
• M5: 1,323,792 km (0.058 R)
• M6: 1,977,085 km (0.054 R)
• M7: 2,922,993 km (0.112 R)
• M8: 3,874,585 km (0.115 R)
• M9: 4,485,243 km (0.05 R)
• M10: 6,013,386 km (0.038 R)
• M11: 6,916,658 km (0.038 R)
• M12: 10,000,767 km (0.038 R)
• M13: 10,391,966 km (0.116 R)
• M14: 11,086,100 km (0.113 R)
• M15: 21,151,793 km (0.117 R)
• M16: 22,076,756 km (0.09 R)
• M17: 22,835,816 km (0.095 R)
• M18: 24,205,983 km (0.07 R)
• M19: 25,013,063 km (0.119 R)
• M20: 27,324,949 km (0.075 R)
• M21: 28,532,652 km (0.063 R)
• M22: 40,621,955 km (0.086 R)
• M23: 41,474,214 km (0.081 R)
• M24: 47,462,916 km (0.1 R)
• M25: 48,091,676 km (0.119 R)
• M26: 48,566,949 km (0.044 R)
• M27: 63,370,107 km (0.101 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 18,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit