🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.2

Radius: 9

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.06 AU - 1.2 AU

Year: 815 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,877,965 km

• M1: 111,899 km (0.097 R)
• M2: 423,661 km (0.112 R)
• M3: 904,020 km (0.029 R)
• M4: 1,311,525 km (0.111 R)
• M5: 1,688,810 km (0.097 R)
• M6: 2,097,512 km (0.096 R)
• M7: 2,724,626 km (0.117 R)
• M8: 3,036,837 km (0.052 R)
• M9: 4,654,439 km (0.096 R)
• M10: 5,880,543 km (0.098 R)
• M11: 6,426,874 km (0.049 R)
• M12: 7,596,729 km (0.118 R)
• M13: 8,296,399 km (0.112 R)
• M14: 9,425,713 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.2

Radius: 9.6

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.18 AU - 1.76 AU

Year: 1209 Days

Day: 8.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,877,965 km

• M1: 119,379 km (0.104 R)
• M2: 458,368 km (0.112 R)
• M3: 763,697 km (0.097 R)
• M4: 1,289,234 km (0.112 R)
• M5: 1,623,436 km (0.076 R)
• M6: 1,935,946 km (0.07 R)
• M7: 2,249,802 km (0.063 R)
• M8: 3,575,838 km (0.112 R)
• M9: 3,951,329 km (0.069 R)
• M10: 4,587,867 km (0.116 R)
• M11: 4,981,459 km (0.059 R)
• M12: 5,308,929 km (0.06 R)
• M13: 5,614,109 km (0.05 R)
• M14: 6,064,997 km (0.102 R)
• M15: 6,438,992 km (0.09 R)
• M16: 6,807,451 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.1

Radius: 9.6

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.65 AU - 2.69 AU

Year: 2168 Days

Day: 10.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,877,965 km

• M1: 221,854 km (0.062 R)
• M2: 537,206 km (0.097 R)
• M3: 851,062 km (0.087 R)
• M4: 1,203,814 km (0.11 R)
• M5: 1,596,209 km (0.047 R)
• M6: 2,365,292 km (0.107 R)
• M7: 3,141,256 km (0.099 R)
• M8: 4,481,204 km (0.104 R)
• M9: 4,868,812 km (0.115 R)
• M10: 5,572,521 km (0.039 R)
• M11: 6,192,903 km (0.086 R)
• M12: 8,576,745 km (0.03 R)
• M13: 12,401,813 km (0.107 R)
• M14: 13,086,223 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500

Radius: 8.1

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.69 AU - 3.19 AU

Year: 3419 Days

Day: 14 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,877,965 km

• M1: 102,475 km (0.06 R)
• M2: 366,365 km (0.047 R)
• M3: 948,301 km (0.111 R)
• M4: 1,299,258 km (0.041 R)
• M5: 1,590,973 km (0.102 R)
• M6: 2,408,825 km (0.102 R)
• M7: 3,174,616 km (0.1 R)
• M8: 4,010,569 km (0.102 R)
• M9: 4,524,588 km (0.119 R)
• M10: 4,891,252 km (0.079 R)
• M11: 5,154,694 km (0.104 R)
• M12: 7,617,524 km (0.086 R)
• M13: 9,320,097 km (0.087 R)
• M14: 13,459,021 km (0.033 R)
• M15: 14,559,762 km (0.095 R)
• M16: 16,454,569 km (0.12 R)
• M17: 19,091,231 km (0.115 R)
• M18: 19,988,669 km (0.119 R)
• M19: 20,726,785 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 10.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.02 AU - 3.26 AU

Year: 3774 Days

Day: 11.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,877,965 km

• M1: 135,236 km (0.109 R)
• M2: 617,390 km (0.11 R)
• M3: 964,757 km (0.118 R)
• M4: 1,313,170 km (0.109 R)
• M5: 1,770,640 km (0.113 R)
• M6: 3,254,053 km (0.067 R)
• M7: 3,719,452 km (0.078 R)
• M8: 4,165,403 km (0.112 R)
• M9: 4,692,586 km (0.069 R)
• M10: 5,116,696 km (0.116 R)
• M11: 6,374,515 km (0.111 R)
• M12: 8,948,047 km (0.07 R)
• M13: 10,524,360 km (0.095 R)
• M14: 13,317,202 km (0.093 R)
• M15: 15,262,424 km (0.098 R)
• M16: 18,294,324 km (0.074 R)
• M17: 19,289,000 km (0.075 R)
• M18: 21,005,187 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145

Radius: 14.8

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.31 AU - 4.99 AU

Year: 5734 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,877,965 km

• M1: 184,005 km (0.056 R)
• M2: 854,503 km (0.035 R)
• M3: 1,462,469 km (0.106 R)
• M4: 2,538,825 km (0.104 R)
• M5: 3,208,725 km (0.089 R)
• M6: 3,936,219 km (0.088 R)
• M7: 4,424,207 km (0.101 R)
• M8: 5,138,238 km (0.063 R)
• M9: 6,058,714 km (0.071 R)
• M10: 6,999,236 km (0.118 R)
• M11: 7,505,026 km (0.072 R)
• M12: 9,311,420 km (0.108 R)
• M13: 12,137,324 km (0.05 R)
• M14: 12,607,959 km (0.1 R)
• M15: 17,846,128 km (0.087 R)
• M16: 19,425,134 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.2

Radius: 10.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.7 AU - 4.86 AU

Year: 7088 Days

Day: 14 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,877,965 km

• M1: 131,197 km (0.12 R)
• M2: 588,668 km (0.081 R)
• M3: 1,095,056 km (0.099 R)
• M4: 2,271,045 km (0.054 R)
• M5: 3,337,678 km (0.084 R)
• M6: 3,693,871 km (0.111 R)
• M7: 4,075,495 km (0.085 R)
• M8: 5,270,183 km (0.062 R)
• M9: 6,491,052 km (0.114 R)
• M10: 11,003,223 km (0.043 R)
• M11: 16,233,613 km (0.111 R)
• M12: 16,833,650 km (0.098 R)
• M13: 18,527,995 km (0.095 R)
• M14: 21,030,618 km (0.049 R)
• M15: 22,993,342 km (0.117 R)
• M16: 28,906,946 km (0.071 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: 225 - 18,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit