🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.7

Radius: 13.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.07 AU - 1.43 AU

Year: 902 Days

Day: 12 Hours

Environment

Temp: -168 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,942,940 km

• M1: 166,951 km (0.114 R)
• M2: 659,427 km (0.085 R)
• M3: 1,300,454 km (0.098 R)
• M4: 2,063,703 km (0.039 R)
• M5: 2,839,966 km (0.077 R)
• M6: 4,179,914 km (0.093 R)
• M7: 4,715,624 km (0.119 R)
• M8: 5,788,390 km (0.058 R)
• M9: 6,863,251 km (0.114 R)
• M10: 7,753,658 km (0.032 R)
• M11: 8,339,034 km (0.099 R)
• M12: 8,797,252 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.9

Radius: 8.7

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.34 AU - 2.04 AU

Year: 1419 Days

Day: 14.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,942,940 km

• M1: 108,309 km (0.029 R)
• M2: 551,867 km (0.046 R)
• M3: 1,134,999 km (0.093 R)
• M4: 1,476,681 km (0.071 R)
• M5: 1,918,742 km (0.07 R)
• M6: 2,297,524 km (0.098 R)
• M7: 3,039,829 km (0.108 R)
• M8: 3,845,712 km (0.116 R)
• M9: 4,317,694 km (0.08 R)
• M10: 4,726,694 km (0.095 R)
• M11: 5,055,510 km (0.099 R)
• M12: 5,355,604 km (0.085 R)
• M13: 6,206,965 km (0.1 R)
• M14: 6,627,036 km (0.073 R)
• M15: 7,831,449 km (0.111 R)
• M16: 8,590,658 km (0.114 R)
• M17: 8,864,571 km (0.097 R)
• M18: 9,207,300 km (0.105 R)
• M19: 9,721,618 km (0.096 R)
• M20: 10,598,112 km (0.062 R)
• M21: 10,984,373 km (0.077 R)
• M22: 11,453,063 km (0.12 R)
• M23: 12,430,386 km (0.108 R)
• M24: 12,860,181 km (0.09 R)
• M25: 14,082,844 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.6

Radius: 14.7

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.5 AU - 2.2 AU

Year: 1625 Days

Day: 7.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,942,940 km

• M1: 196,572 km (0.085 R)
• M2: 660,774 km (0.067 R)
• M3: 1,224,608 km (0.069 R)
• M4: 2,734,200 km (0.055 R)
• M5: 3,375,676 km (0.106 R)
• M6: 4,635,589 km (0.106 R)
• M7: 6,214,146 km (0.099 R)
• M8: 7,808,111 km (0.096 R)
• M9: 8,670,094 km (0.1 R)
• M10: 9,300,799 km (0.096 R)
• M11: 10,304,451 km (0.076 R)
• M12: 12,136,127 km (0.098 R)
• M13: 13,583,487 km (0.093 R)
• M14: 14,349,129 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.4

Radius: 11.4

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.63 AU - 2.41 AU

Year: 1854 Days

Day: 5.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,942,940 km

• M1: 141,819 km (0.079 R)
• M2: 565,181 km (0.118 R)
• M3: 1,353,113 km (0.085 R)
• M4: 2,932,717 km (0.074 R)
• M5: 3,424,146 km (0.118 R)
• M6: 3,856,484 km (0.113 R)
• M7: 4,255,910 km (0.091 R)
• M8: 4,646,360 km (0.104 R)
• M9: 5,499,816 km (0.096 R)
• M10: 6,073,374 km (0.109 R)
• M11: 6,639,752 km (0.034 R)
• M12: 7,593,438 km (0.113 R)
• M13: 8,278,447 km (0.113 R)
• M14: 8,918,277 km (0.069 R)
• M15: 10,938,896 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 12.7

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.74 AU - 4.64 AU

Year: 5538 Days

Day: 5.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,942,940 km

• M1: 160,070 km (0.096 R)
• M2: 607,068 km (0.051 R)
• M3: 1,496,278 km (0.095 R)
• M4: 2,080,607 km (0.113 R)
• M5: 2,693,061 km (0.078 R)
• M6: 3,250,463 km (0.117 R)
• M7: 3,922,755 km (0.089 R)
• M8: 6,453,802 km (0.037 R)
• M9: 10,254,934 km (0.1 R)
• M10: 10,865,144 km (0.109 R)
• M11: 12,116,530 km (0.039 R)
• M12: 12,582,976 km (0.087 R)
• M13: 15,243,873 km (0.101 R)
• M14: 15,787,811 km (0.117 R)
• M15: 16,706,043 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.8

Radius: 10.1

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.31 AU - 6.15 AU

Year: 7723 Days

Day: 8.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,942,940 km

• M1: 126,410 km (0.105 R)
• M2: 442,511 km (0.056 R)
• M3: 1,249,890 km (0.066 R)
• M4: 1,715,738 km (0.118 R)
• M5: 2,757,538 km (0.09 R)
• M6: 3,325,860 km (0.084 R)
• M7: 3,845,114 km (0.059 R)
• M8: 5,831,774 km (0.11 R)
• M9: 6,517,231 km (0.089 R)
• M10: 6,953,758 km (0.113 R)
• M11: 10,576,869 km (0.107 R)
• M12: 11,754,054 km (0.074 R)
• M13: 12,623,068 km (0.109 R)
• M14: 13,245,096 km (0.039 R)
• M15: 14,006,250 km (0.119 R)
• M16: 15,551,895 km (0.101 R)
• M17: 19,644,893 km (0.081 R)
• M18: 22,059,552 km (0.106 R)
• M19: 23,888,686 km (0.105 R)
• M20: 24,665,398 km (0.077 R)
• M21: 25,016,055 km (0.048 R)
• M22: 27,189,712 km (0.118 R)
• M23: 28,322,467 km (0.088 R)
• M24: 30,985,908 km (0.077 R)
• M25: 32,957,309 km (0.12 R)
• M26: 36,805,415 km (0.107 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 17,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit