🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.98 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 13.2

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.49 AU - 2.43 AU

Year: 1894 Days

Day: 7.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,487,540 km

• M1: 164,258 km (0.115 R)
• M2: 581,337 km (0.115 R)
• M3: 1,128,118 km (0.049 R)
• M4: 1,651,261 km (0.07 R)
• M5: 2,156,453 km (0.118 R)
• M6: 3,174,916 km (0.062 R)
• M7: 3,950,132 km (0.1 R)
• M8: 4,401,169 km (0.111 R)
• M9: 4,886,764 km (0.118 R)
• M10: 5,554,719 km (0.109 R)
• M11: 6,682,238 km (0.104 R)
• M12: 7,480,642 km (0.1 R)
• M13: 8,202,750 km (0.116 R)
• M14: 9,059,348 km (0.112 R)
• M15: 12,024,976 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.7

Radius: 13.2

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.39 AU - 2.75 AU

Year: 2844 Days

Day: 5.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,487,540 km

• M1: 164,109 km (0.094 R)
• M2: 651,798 km (0.073 R)
• M3: 1,108,819 km (0.07 R)
• M4: 1,605,036 km (0.035 R)
• M5: 2,210,907 km (0.059 R)
• M6: 2,918,505 km (0.045 R)
• M7: 3,966,288 km (0.078 R)
• M8: 4,946,454 km (0.071 R)
• M9: 5,518,815 km (0.057 R)
• M10: 6,350,579 km (0.07 R)
• M11: 6,911,870 km (0.104 R)
• M12: 8,494,317 km (0.103 R)
• M13: 9,246,944 km (0.075 R)
• M14: 9,675,990 km (0.07 R)
• M15: 12,236,358 km (0.108 R)
• M16: 12,666,901 km (0.092 R)
• M17: 15,268,707 km (0.113 R)
• M18: 15,971,069 km (0.076 R)
• M19: 18,487,903 km (0.099 R)
• M20: 19,113,222 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 10.2

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.44 AU - 3.18 AU

Year: 3251 Days

Day: 8.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,487,540 km

• M1: 126,859 km (0.076 R)
• M2: 464,801 km (0.087 R)
• M3: 826,528 km (0.053 R)
• M4: 1,210,247 km (0.119 R)
• M5: 1,619,247 km (0.108 R)
• M6: 3,218,598 km (0.104 R)
• M7: 8,528,425 km (0.083 R)
• M8: 10,782,865 km (0.094 R)
• M9: 11,447,977 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.6

Radius: 3.4

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.14 AU - 8.52 AU

Year: 13698 Days

Day: 21.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,487,540 km

• M1: 47,423 km (0.069 R)
• M2: 241,451 km (0.074 R)
• M3: 445,652 km (0.107 R)
• M4: 557,102 km (0.107 R)
• M5: 1,156,840 km (0.058 R)
• M6: 2,029,744 km (0.045 R)
• M7: 2,533,290 km (0.062 R)
• M8: 3,059,276 km (0.114 R)
• M9: 3,308,357 km (0.054 R)
• M10: 5,148,860 km (0.025 R)
• M11: 5,473,636 km (0.065 R)
• M12: 7,372,033 km (0.092 R)
• M13: 8,284,431 km (0.084 R)
• M14: 9,427,508 km (0.082 R)
• M15: 11,928,186 km (0.053 R)
• M16: 14,200,727 km (0.06 R)
• M17: 15,382,999 km (0.081 R)
• M18: 18,874,464 km (0.099 R)
• M19: 21,313,657 km (0.097 R)
• M20: 23,733,104 km (0.073 R)
• M21: 25,315,251 km (0.053 R)
• M22: 25,469,486 km (0.106 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 17,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit