🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.4

Radius: 11.9

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.9 AU - 1.06 AU

Year: 626 Days

Day: 7.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,782,107 km

• M1: 148,102 km (0.071 R)
• M2: 554,859 km (0.073 R)
• M3: 1,133,952 km (0.103 R)
• M4: 1,666,819 km (0.097 R)
• M5: 2,062,057 km (0.081 R)
• M6: 2,902,647 km (0.077 R)
• M7: 3,645,700 km (0.063 R)
• M8: 4,033,009 km (0.111 R)
• M9: 4,416,129 km (0.099 R)
• M10: 7,365,152 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.4

Radius: 13.6

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.87 AU - 1.31 AU

Year: 735 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,782,107 km

• M1: 169,195 km (0.087 R)
• M2: 661,372 km (0.113 R)
• M3: 1,150,557 km (0.111 R)
• M4: 1,933,403 km (0.091 R)
• M5: 2,473,451 km (0.093 R)
• M6: 3,165,491 km (0.099 R)
• M7: 3,715,712 km (0.111 R)
• M8: 4,185,599 km (0.054 R)
• M9: 5,585,984 km (0.116 R)
• M10: 6,543,560 km (0.116 R)
• M11: 7,395,371 km (0.101 R)
• M12: 8,019,942 km (0.109 R)
• M13: 8,916,183 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.7

Radius: 8.9

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.94 AU - 1.28 AU

Year: 755 Days

Day: 10.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,782,107 km

• M1: 111,151 km (0.053 R)
• M2: 433,535 km (0.114 R)
• M3: 939,624 km (0.066 R)
• M4: 1,311,824 km (0.093 R)
• M5: 1,610,870 km (0.087 R)
• M6: 2,028,846 km (0.098 R)
• M7: 2,319,515 km (0.066 R)
• M8: 2,604,948 km (0.109 R)
• M9: 3,593,042 km (0.058 R)
• M10: 4,111,697 km (0.12 R)
• M11: 4,516,659 km (0.083 R)
• M12: 4,795,659 km (0.108 R)
• M13: 5,244,901 km (0.109 R)
• M14: 5,665,421 km (0.119 R)
• M15: 6,108,380 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.6

Radius: 9.9

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.99 AU - 1.59 AU

Year: 946 Days

Day: 7.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,782,107 km

• M1: 123,269 km (0.107 R)
• M2: 762,650 km (0.07 R)
• M3: 1,120,338 km (0.079 R)
• M4: 1,599,650 km (0.057 R)
• M5: 1,959,882 km (0.109 R)
• M6: 3,132,879 km (0.093 R)
• M7: 4,093,447 km (0.107 R)
• M8: 4,884,221 km (0.113 R)
• M9: 5,551,577 km (0.074 R)
• M10: 5,938,736 km (0.119 R)
• M11: 6,676,703 km (0.055 R)
• M12: 7,162,148 km (0.116 R)
• M13: 8,126,456 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.1

Radius: 9.5

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.18 AU - 4.82 AU

Year: 6164 Days

Day: 11 Hours

Environment

Temp: -217 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,782,107 km

• M1: 118,332 km (0.074 R)
• M2: 585,526 km (0.118 R)
• M3: 881,281 km (0.117 R)
• M4: 1,384,079 km (0.083 R)
• M5: 1,814,622 km (0.114 R)
• M6: 3,414,871 km (0.12 R)
• M7: 4,105,564 km (0.098 R)
• M8: 4,717,270 km (0.102 R)
• M9: 5,358,147 km (0.062 R)
• M10: 5,699,828 km (0.115 R)
• M11: 6,089,082 km (0.085 R)
• M12: 8,349,805 km (0.116 R)
• M13: 8,725,146 km (0.081 R)
• M14: 9,024,940 km (0.095 R)
• M15: 12,683,805 km (0.057 R)
• M16: 16,698,414 km (0.096 R)
• M17: 17,632,951 km (0.09 R)
• M18: 18,043,897 km (0.084 R)
• M19: 18,601,897 km (0.117 R)
• M20: 19,825,757 km (0.086 R)
• M21: 21,721,910 km (0.113 R)
• M22: 22,353,363 km (0.119 R)
• M23: 23,985,775 km (0.12 R)
• M24: 26,760,366 km (0.104 R)
• M25: 27,486,215 km (0.114 R)
• M26: 29,262,391 km (0.079 R)
• M27: 36,246,816 km (0.082 R)
• M28: 37,697,616 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.7

Radius: 12

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.41 AU - 6.49 AU

Year: 8215 Days

Day: 7.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,782,107 km

• M1: 149,299 km (0.068 R)
• M2: 527,332 km (0.035 R)
• M3: 1,136,196 km (0.083 R)
• M4: 2,024,508 km (0.109 R)
• M5: 2,507,111 km (0.098 R)
• M6: 5,319,999 km (0.071 R)
• M7: 7,596,281 km (0.074 R)
• M8: 8,728,288 km (0.118 R)
• M9: 9,543,297 km (0.095 R)
• M10: 11,220,738 km (0.118 R)
• M11: 11,642,454 km (0.043 R)
• M12: 12,350,351 km (0.098 R)
• M13: 12,800,192 km (0.055 R)
• M14: 14,835,022 km (0.057 R)
• M15: 15,798,134 km (0.111 R)
• M16: 17,706,703 km (0.107 R)
• M17: 18,716,638 km (0.069 R)
• M18: 19,461,337 km (0.115 R)
• M19: 20,615,035 km (0.092 R)
• M20: 23,484,023 km (0.109 R)
• M21: 28,612,089 km (0.113 R)
• M22: 30,407,114 km (0.109 R)
• M23: 30,816,114 km (0.039 R)
• M24: 35,899,599 km (0.093 R)
• M25: 38,460,565 km (0.095 R)
• M26: 38,938,830 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 10,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit