🌌 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: 769.2

Radius: 14.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.57 AU - 0.93 AU

Year: 419 Days

Day: 8.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,253,863 km

• M1: 185,352 km (0.051 R)
• M2: 838,047 km (0.092 R)
• M3: 1,382,434 km (0.098 R)
• M4: 1,860,998 km (0.088 R)
• M5: 2,480,781 km (0.068 R)
• M6: 3,026,365 km (0.032 R)
• M7: 3,505,976 km (0.049 R)
• M8: 4,349,857 km (0.089 R)
• M9: 5,261,956 km (0.089 R)
• M10: 5,996,481 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.1

Radius: 8.6

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.95 AU - 1.13 AU

Year: 685 Days

Day: 12.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 60.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,253,863 km

• M1: 106,962 km (0.071 R)
• M2: 432,039 km (0.074 R)
• M3: 756,367 km (0.058 R)
• M4: 1,048,831 km (0.101 R)
• M5: 1,368,222 km (0.072 R)
• M6: 1,838,109 km (0.036 R)
• M7: 2,208,513 km (0.032 R)
• M8: 2,486,317 km (0.094 R)
• M9: 2,965,479 km (0.114 R)
• M10: 3,601,120 km (0.12 R)
• M11: 4,796,257 km (0.098 R)
• M12: 6,338,312 km (0.046 R)
• M13: 6,991,008 km (0.093 R)
• M14: 7,851,644 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.5

Radius: 10.4

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1 AU - 1.48 AU

Year: 892 Days

Day: 5.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 68.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,253,863 km

• M1: 129,402 km (0.077 R)
• M2: 454,778 km (0.091 R)
• M3: 1,004,251 km (0.116 R)
• M4: 1,392,158 km (0.1 R)
• M5: 1,909,168 km (0.068 R)
• M6: 2,389,527 km (0.052 R)
• M7: 2,975,502 km (0.083 R)
• M8: 3,461,246 km (0.107 R)
• M9: 3,793,204 km (0.082 R)
• M10: 4,212,975 km (0.057 R)
• M11: 4,592,355 km (0.074 R)
• M12: 5,621,589 km (0.072 R)
• M13: 6,568,543 km (0.115 R)
• M14: 7,297,384 km (0.05 R)
• M15: 8,396,330 km (0.115 R)
• M16: 8,749,531 km (0.12 R)
• M17: 10,079,456 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 9.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.27 AU - 1.51 AU

Year: 1058 Days

Day: 12.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 35,253,863 km

• M1: 120,875 km (0.073 R)
• M2: 647,011 km (0.085 R)
• M3: 1,050,925 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.9

Radius: 8.7

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.79 AU - 3.33 AU

Year: 3456 Days

Day: 6.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,253,863 km

• M1: 126,261 km (0.063 R)
• M2: 471,084 km (0.081 R)
• M3: 860,637 km (0.095 R)
• M4: 1,169,855 km (0.027 R)
• M5: 1,982,920 km (0.057 R)
• M6: 2,260,274 km (0.116 R)
• M7: 2,781,473 km (0.056 R)
• M8: 3,272,005 km (0.099 R)
• M9: 4,062,929 km (0.111 R)
• M10: 4,448,143 km (0.098 R)
• M11: 5,493,234 km (0.03 R)
• M12: 5,778,367 km (0.042 R)
• M13: 6,664,884 km (0.066 R)
• M14: 6,959,742 km (0.029 R)
• M15: 7,294,243 km (0.12 R)
• M16: 7,962,496 km (0.075 R)
• M17: 8,705,698 km (0.072 R)
• M18: 10,213,346 km (0.1 R)
• M19: 11,213,856 km (0.116 R)
• M20: 13,737,124 km (0.06 R)
• M21: 14,215,837 km (0.106 R)
• M22: 17,050,417 km (0.088 R)
• M23: 17,380,729 km (0.088 R)
• M24: 20,923,805 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573

Radius: 13.7

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.77 AU - 5.93 AU

Year: 6896 Days

Day: 9.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,253,863 km

• M1: 170,392 km (0.112 R)
• M2: 649,404 km (0.102 R)
• M3: 1,225,655 km (0.119 R)
• M4: 1,807,292 km (0.066 R)
• M5: 2,570,690 km (0.113 R)
• M6: 3,179,404 km (0.118 R)
• M7: 3,629,992 km (0.119 R)
• M8: 5,018,560 km (0.071 R)
• M9: 5,694,742 km (0.059 R)
• M10: 6,667,577 km (0.116 R)
• M11: 7,672,875 km (0.119 R)
• M12: 9,068,773 km (0.119 R)
• M13: 9,760,812 km (0.103 R)
• M14: 11,153,120 km (0.103 R)
• M15: 11,695,562 km (0.116 R)
• M16: 12,833,553 km (0.102 R)
• M17: 13,319,895 km (0.117 R)
• M18: 16,000,689 km (0.087 R)
• M19: 16,438,113 km (0.089 R)
• M20: 17,012,120 km (0.108 R)
• M21: 18,953,601 km (0.051 R)
• M22: 19,727,322 km (0.104 R)
• M23: 21,413,290 km (0.113 R)
• M24: 21,868,516 km (0.117 R)
• M25: 25,322,282 km (0.075 R)
• M26: 30,823,594 km (0.106 R)
• M27: 33,698,716 km (0.033 R)
• M28: 34,626,073 km (0.093 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: 318 - 19,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit