🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.46 AU - 0.64 AU

Year: 268 Days

Day: 17.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,350,792 km

• M1: 113,545 km (0.064 R)
• M2: 285,582 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.54 AU - 0.68 AU

Year: 313 Days

Day: 13.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,350,792 km

• M1: 262,395 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 9.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.62 AU - 0.76 AU

Year: 376 Days

Day: 8.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,350,792 km

• M1: 139,724 km (0.12 R)
• M2: 503,098 km (0.111 R)
• M3: 897,438 km (0.109 R)
• M4: 1,391,859 km (0.104 R)
• M5: 1,735,784 km (0.033 R)
• M6: 3,426,090 km (0.049 R)

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20

Radius: 13.1

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.02 AU - 1.4 AU

Year: 873 Days

Day: 6.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 56,350,792 km

• M1: 163,959 km (0.099 R)
• M2: 1,131,857 km (0.088 R)
• M3: 1,669,213 km (0.109 R)
• M4: 2,397,007 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.6

Radius: 10.4

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.36 AU - 3.1 AU

Year: 2959 Days

Day: 8.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,350,792 km

• M1: 129,552 km (0.114 R)
• M2: 458,218 km (0.116 R)
• M3: 899,981 km (0.081 R)
• M4: 1,484,011 km (0.116 R)
• M5: 1,909,168 km (0.103 R)
• M6: 2,612,428 km (0.093 R)
• M7: 2,945,133 km (0.086 R)
• M8: 3,961,651 km (0.045 R)
• M9: 4,679,870 km (0.051 R)
• M10: 5,482,463 km (0.109 R)
• M11: 6,058,265 km (0.096 R)
• M12: 7,301,423 km (0.106 R)
• M13: 7,659,860 km (0.112 R)
• M14: 7,998,849 km (0.119 R)
• M15: 9,703,815 km (0.12 R)
• M16: 10,928,573 km (0.071 R)
• M17: 11,719,497 km (0.091 R)
• M18: 13,282,496 km (0.109 R)
• M19: 13,954,340 km (0.078 R)
• M20: 14,695,597 km (0.085 R)
• M21: 15,560,722 km (0.072 R)
• M22: 16,561,382 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.1

Radius: 8.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.42 AU - 3.86 AU

Year: 4556 Days

Day: 11 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,350,792 km

• M1: 110,702 km (0.115 R)
• M2: 437,275 km (0.104 R)
• M3: 746,942 km (0.036 R)
• M4: 1,199,625 km (0.113 R)
• M5: 2,568,895 km (0.102 R)
• M6: 3,050,749 km (0.117 R)
• M7: 3,386,148 km (0.045 R)
• M8: 3,845,264 km (0.057 R)
• M9: 4,432,884 km (0.114 R)
• M10: 4,725,498 km (0.108 R)
• M11: 8,305,524 km (0.056 R)
• M12: 9,359,441 km (0.053 R)
• M13: 9,805,093 km (0.104 R)
• M14: 11,773,352 km (0.091 R)
• M15: 12,425,150 km (0.103 R)
• M16: 12,782,540 km (0.042 R)
• M17: 13,471,139 km (0.112 R)
• M18: 15,841,218 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.5

Radius: 4.5

Gravity: 16.62 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.08 AU - 9.24 AU

Year: 18187 Days

Day: 18.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,350,792 km

• M1: 56,548 km (0.098 R)
• M2: 253,718 km (0.057 R)
• M3: 473,328 km (0.091 R)
• M4: 904,319 km (0.108 R)
• M5: 1,213,987 km (0.113 R)
• M6: 1,359,097 km (0.084 R)
• M7: 1,765,704 km (0.034 R)
• M8: 2,532,243 km (0.108 R)
• M9: 3,446,885 km (0.081 R)
• M10: 4,884,221 km (0.087 R)
• M11: 5,185,810 km (0.078 R)
• M12: 5,643,430 km (0.095 R)
• M13: 5,900,589 km (0.081 R)
• M14: 6,842,457 km (0.118 R)
• M15: 7,880,517 km (0.112 R)
• M16: 9,473,136 km (0.087 R)
• M17: 11,268,609 km (0.036 R)
• M18: 12,154,977 km (0.087 R)
• M19: 12,584,023 km (0.08 R)
• M20: 16,093,889 km (0.101 R)
• M21: 16,388,148 km (0.066 R)
• M22: 17,601,087 km (0.116 R)
• M23: 21,420,022 km (0.113 R)
• M24: 23,053,481 km (0.119 R)
• M25: 25,957,175 km (0.083 R)
• M26: 26,873,612 km (0.09 R)
• M27: 29,422,760 km (0.08 R)
• M28: 33,184,398 km (0.118 R)
• M29: 35,737,884 km (0.082 R)
• M30: 40,414,762 km (0.043 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 10,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit