🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.3

Radius: 12.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.7 AU - 0.8 AU

Year: 426 Days

Day: 13.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,223,619 km

• M1: 154,235 km (0.095 R)
• M2: 720,613 km (0.111 R)
• M3: 1,182,571 km (0.095 R)
• M4: 1,668,914 km (0.103 R)
• M5: 2,454,602 km (0.12 R)
• M6: 3,485,331 km (0.094 R)
• M7: 3,941,156 km (0.074 R)
• M8: 4,560,192 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.1

Radius: 13

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.1 AU - 2.88 AU

Year: 2578 Days

Day: 14 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,223,619 km

• M1: 161,715 km (0.038 R)
• M2: 567,126 km (0.067 R)
• M3: 1,259,016 km (0.097 R)
• M4: 1,744,012 km (0.062 R)
• M5: 2,224,072 km (0.088 R)
• M6: 2,868,390 km (0.087 R)
• M7: 3,353,535 km (0.029 R)
• M8: 4,346,267 km (0.082 R)
• M9: 4,812,414 km (0.107 R)
• M10: 6,469,360 km (0.066 R)
• M11: 6,994,000 km (0.111 R)
• M12: 8,609,357 km (0.115 R)
• M13: 10,762,220 km (0.053 R)
• M14: 11,620,164 km (0.103 R)
• M15: 12,949,042 km (0.107 R)
• M16: 13,561,346 km (0.066 R)
• M17: 17,020,797 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.1

Radius: 11.1

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.05 AU - 3.39 AU

Year: 2943 Days

Day: 10.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,223,619 km

• M1: 138,976 km (0.081 R)
• M2: 490,980 km (0.118 R)
• M3: 1,019,659 km (0.089 R)
• M4: 1,543,700 km (0.079 R)
• M5: 1,894,507 km (0.092 R)
• M6: 2,253,991 km (0.08 R)
• M7: 3,843,020 km (0.114 R)
• M8: 5,431,450 km (0.103 R)
• M9: 7,836,535 km (0.065 R)
• M10: 8,804,732 km (0.116 R)
• M11: 9,183,963 km (0.065 R)
• M12: 11,247,217 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.6

Radius: 9.2

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.49 AU - 3.55 AU

Year: 3443 Days

Day: 10.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,223,619 km

• M1: 114,442 km (0.116 R)
• M2: 450,888 km (0.085 R)
• M3: 993,629 km (0.092 R)
• M4: 1,510,490 km (0.045 R)
• M5: 1,825,842 km (0.101 R)
• M6: 2,805,708 km (0.105 R)
• M7: 3,200,646 km (0.05 R)
• M8: 5,117,294 km (0.087 R)
• M9: 5,506,997 km (0.115 R)
• M10: 5,864,237 km (0.103 R)
• M11: 7,511,758 km (0.089 R)
• M12: 8,643,765 km (0.102 R)
• M13: 9,022,098 km (0.091 R)
• M14: 9,664,920 km (0.12 R)
• M15: 10,491,598 km (0.056 R)
• M16: 10,922,290 km (0.045 R)
• M17: 11,283,419 km (0.109 R)
• M18: 13,620,288 km (0.067 R)
• M19: 16,470,726 km (0.052 R)
• M20: 16,999,404 km (0.063 R)
• M21: 17,539,303 km (0.099 R)
• M22: 18,427,167 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 13.1

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.46 AU - 3.94 AU

Year: 4669 Days

Day: 8.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,223,619 km

• M1: 163,211 km (0.096 R)
• M2: 603,328 km (0.071 R)
• M3: 1,043,445 km (0.081 R)
• M4: 1,856,958 km (0.118 R)
• M5: 3,542,029 km (0.107 R)
• M6: 4,254,713 km (0.093 R)
• M7: 5,271,530 km (0.109 R)
• M8: 6,083,996 km (0.036 R)
• M9: 6,723,377 km (0.119 R)
• M10: 7,542,575 km (0.062 R)
• M11: 9,459,073 km (0.106 R)
• M12: 11,184,984 km (0.082 R)
• M13: 11,866,103 km (0.072 R)
• M14: 13,972,890 km (0.094 R)
• M15: 14,709,659 km (0.114 R)
• M16: 15,919,757 km (0.085 R)
• M17: 18,350,572 km (0.059 R)
• M18: 18,789,193 km (0.079 R)
• M19: 20,815,796 km (0.084 R)
• M20: 21,777,261 km (0.065 R)
• M21: 24,461,047 km (0.03 R)
• M22: 25,843,331 km (0.027 R)
• M23: 26,474,186 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.3

Radius: 14.1

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.17 AU - 6.89 AU

Year: 8531 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,223,619 km

• M1: 178,021 km (0.082 R)
• M2: 734,825 km (0.111 R)
• M3: 1,286,990 km (0.111 R)
• M4: 2,296,327 km (0.088 R)
• M5: 2,994,201 km (0.099 R)
• M6: 4,253,067 km (0.11 R)
• M7: 4,762,149 km (0.11 R)
• M8: 5,252,232 km (0.103 R)
• M9: 5,712,544 km (0.119 R)
• M10: 6,929,074 km (0.082 R)
• M11: 7,484,381 km (0.037 R)
• M12: 10,196,292 km (0.082 R)
• M13: 10,769,700 km (0.09 R)
• M14: 11,415,066 km (0.093 R)
• M15: 13,394,395 km (0.11 R)
• M16: 14,082,994 km (0.092 R)
• M17: 14,614,814 km (0.112 R)
• M18: 16,098,825 km (0.067 R)
• M19: 18,300,756 km (0.045 R)
• M20: 19,365,295 km (0.117 R)
• M21: 20,772,562 km (0.058 R)
• M22: 23,050,339 km (0.113 R)
• M23: 24,545,420 km (0.118 R)
• M24: 25,664,712 km (0.106 R)
• M25: 29,418,272 km (0.098 R)
• M26: 32,796,940 km (0.088 R)
• M27: 33,314,847 km (0.065 R)
• M28: 35,767,205 km (0.076 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 10,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit