🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.3

Radius: 14.2

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.73 AU - 1.17 AU

Year: 628 Days

Day: 10.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,113,039 km

• M1: 176,525 km (0.075 R)
• M2: 679,324 km (0.072 R)
• M3: 1,227,600 km (0.102 R)
• M4: 1,856,659 km (0.087 R)
• M5: 2,708,021 km (0.099 R)
• M6: 4,109,603 km (0.118 R)
• M7: 4,862,828 km (0.107 R)
• M8: 5,669,610 km (0.105 R)
• M9: 7,686,189 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108

Radius: 12.8

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.92 AU - 1.24 AU

Year: 761 Days

Day: 14.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 28,113,039 km

• M1: 160,369 km (0.06 R)
• M2: 655,987 km (0.099 R)
• M3: 1,739,823 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.4

Radius: 8.9

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.11 AU - 2.39 AU

Year: 2289 Days

Day: 12.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,113,039 km

• M1: 115,938 km (0.063 R)
• M2: 400,174 km (0.11 R)
• M3: 899,083 km (0.072 R)
• M4: 1,235,230 km (0.048 R)
• M5: 2,015,083 km (0.11 R)
• M6: 2,402,392 km (0.111 R)
• M7: 3,193,316 km (0.104 R)
• M8: 3,673,525 km (0.12 R)
• M9: 4,400,272 km (0.095 R)
• M10: 4,896,189 km (0.06 R)
• M11: 5,198,975 km (0.098 R)
• M12: 5,535,869 km (0.108 R)
• M13: 6,114,215 km (0.11 R)
• M14: 6,855,921 km (0.096 R)
• M15: 7,496,648 km (0.119 R)
• M16: 8,374,489 km (0.09 R)
• M17: 9,503,953 km (0.058 R)
• M18: 10,698,193 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.4

Radius: 8

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.86 AU - 2.96 AU

Year: 2538 Days

Day: 14.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,113,039 km

• M1: 107,411 km (0.074 R)
• M2: 364,570 km (0.097 R)
• M3: 618,288 km (0.075 R)
• M4: 1,116,449 km (0.108 R)
• M5: 1,554,322 km (0.081 R)
• M6: 1,924,876 km (0.058 R)
• M7: 2,279,872 km (0.036 R)
• M8: 2,746,617 km (0.061 R)
• M9: 4,937,179 km (0.09 R)
• M10: 5,253,428 km (0.09 R)
• M11: 6,211,902 km (0.11 R)
• M12: 6,732,652 km (0.069 R)
• M13: 8,560,439 km (0.102 R)
• M14: 9,268,486 km (0.033 R)
• M15: 9,556,013 km (0.085 R)
• M16: 10,386,131 km (0.082 R)
• M17: 10,977,342 km (0.104 R)
• M18: 11,850,096 km (0.081 R)
• M19: 12,341,824 km (0.081 R)
• M20: 13,325,430 km (0.101 R)
• M21: 13,609,965 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.7

Radius: 10.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.95 AU - 3.17 AU

Year: 2778 Days

Day: 11.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,113,039 km

• M1: 129,402 km (0.076 R)
• M2: 477,965 km (0.083 R)
• M3: 892,800 km (0.117 R)
• M4: 1,314,516 km (0.111 R)
• M5: 1,739,973 km (0.099 R)
• M6: 2,450,862 km (0.104 R)
• M7: 3,345,008 km (0.075 R)
• M8: 4,187,095 km (0.117 R)
• M9: 4,565,278 km (0.059 R)
• M10: 4,966,500 km (0.026 R)
• M11: 5,483,510 km (0.102 R)
• M12: 7,113,229 km (0.115 R)
• M13: 8,344,868 km (0.049 R)
• M14: 8,753,420 km (0.115 R)
• M15: 10,343,496 km (0.068 R)
• M16: 11,150,427 km (0.075 R)
• M17: 11,569,451 km (0.032 R)
• M18: 11,919,958 km (0.093 R)
• M19: 12,438,913 km (0.099 R)
• M20: 12,806,924 km (0.056 R)
• M21: 13,224,452 km (0.051 R)
• M22: 14,939,891 km (0.086 R)
• M23: 15,402,746 km (0.085 R)
• M24: 16,018,641 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.5

Radius: 12.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.97 AU - 4.13 AU

Year: 4537 Days

Day: 14.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,113,039 km

• M1: 158,873 km (0.099 R)
• M2: 628,760 km (0.073 R)
• M3: 1,105,079 km (0.114 R)
• M4: 1,890,468 km (0.113 R)
• M5: 2,787,756 km (0.091 R)
• M6: 4,017,750 km (0.118 R)
• M7: 4,532,367 km (0.048 R)
• M8: 5,038,007 km (0.114 R)
• M9: 5,694,443 km (0.1 R)
• M10: 7,797,041 km (0.108 R)
• M11: 9,418,981 km (0.05 R)
• M12: 10,676,950 km (0.113 R)
• M13: 11,392,177 km (0.12 R)
• M14: 12,524,633 km (0.054 R)
• M15: 15,345,301 km (0.119 R)
• M16: 16,431,381 km (0.081 R)
• M17: 18,124,380 km (0.115 R)
• M18: 20,536,197 km (0.108 R)
• M19: 21,642,623 km (0.094 R)
• M20: 22,426,217 km (0.062 R)
• M21: 23,081,156 km (0.056 R)
• M22: 23,974,405 km (0.087 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 15,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit