🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.62 AU - 0.64 AU

Year: 318 Days

Day: 38.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.6

Radius: 9.9

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.38 AU - 1.84 AU

Year: 1299 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,103,223 km

• M1: 123,119 km (0.109 R)
• M2: 702,811 km (0.109 R)
• M3: 1,032,375 km (0.094 R)
• M4: 1,667,867 km (0.039 R)
• M5: 2,167,673 km (0.076 R)
• M6: 2,642,048 km (0.103 R)
• M7: 6,043,904 km (0.118 R)
• M8: 6,437,047 km (0.111 R)
• M9: 7,130,283 km (0.103 R)
• M10: 7,745,430 km (0.075 R)
• M11: 8,236,111 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.8

Radius: 13.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.28 AU - 2.02 AU

Year: 1348 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,103,223 km

• M1: 167,101 km (0.066 R)
• M2: 704,157 km (0.076 R)
• M3: 1,138,141 km (0.065 R)
• M4: 1,777,971 km (0.094 R)
• M5: 2,477,490 km (0.074 R)
• M6: 3,384,801 km (0.048 R)
• M7: 4,503,195 km (0.104 R)
• M8: 5,572,969 km (0.104 R)
• M9: 6,077,563 km (0.084 R)
• M10: 7,617,972 km (0.113 R)
• M11: 8,268,574 km (0.109 R)
• M12: 11,526,965 km (0.064 R)
• M13: 12,022,882 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.3

Radius: 14.5

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.58 AU - 2.24 AU

Year: 1678 Days

Day: 10.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,103,223 km

• M1: 180,265 km (0.108 R)
• M2: 1,054,366 km (0.056 R)
• M3: 1,638,097 km (0.103 R)
• M4: 2,283,911 km (0.109 R)
• M5: 2,765,017 km (0.083 R)
• M6: 3,356,378 km (0.107 R)
• M7: 3,873,986 km (0.118 R)
• M8: 4,377,084 km (0.047 R)
• M9: 4,905,464 km (0.111 R)
• M10: 5,417,388 km (0.116 R)
• M11: 6,091,775 km (0.097 R)
• M12: 7,030,651 km (0.1 R)
• M13: 7,986,881 km (0.041 R)
• M14: 9,281,052 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 8

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.54 AU - 4.4 AU

Year: 5029 Days

Day: 14.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,103,223 km

• M1: 99,483 km (0.109 R)
• M2: 373,546 km (0.09 R)
• M3: 796,908 km (0.106 R)
• M4: 1,266,795 km (0.051 R)
• M5: 1,719,628 km (0.072 R)
• M6: 2,655,512 km (0.099 R)
• M7: 6,499,728 km (0.078 R)
• M8: 16,752,119 km (0.073 R)
• M9: 18,061,400 km (0.118 R)
• M10: 21,288,824 km (0.112 R)
• M11: 21,977,423 km (0.099 R)
• M12: 23,038,222 km (0.069 R)
• M13: 23,326,646 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.3

Radius: 11.3

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.54 AU - 5.32 AU

Year: 6960 Days

Day: 14.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,103,223 km

• M1: 140,472 km (0.052 R)
• M2: 505,790 km (0.063 R)
• M3: 909,405 km (0.075 R)
• M4: 1,314,516 km (0.07 R)
• M5: 2,735,397 km (0.1 R)
• M6: 3,148,736 km (0.094 R)
• M7: 3,922,905 km (0.102 R)
• M8: 4,534,461 km (0.088 R)
• M9: 4,966,799 km (0.107 R)
• M10: 7,717,156 km (0.108 R)
• M11: 9,121,132 km (0.092 R)
• M12: 9,765,599 km (0.087 R)
• M13: 10,489,653 km (0.093 R)
• M14: 11,094,328 km (0.118 R)
• M15: 13,689,103 km (0.098 R)
• M16: 14,472,846 km (0.117 R)
• M17: 15,542,620 km (0.118 R)
• M18: 17,210,637 km (0.106 R)
• M19: 17,628,015 km (0.076 R)
• M20: 21,534,613 km (0.085 R)
• M21: 22,429,358 km (0.108 R)
• M22: 24,205,983 km (0.117 R)
• M23: 30,399,484 km (0.113 R)
• M24: 32,466,478 km (0.104 R)
• M25: 39,228,302 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.2

Radius: 12.6

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.01 AU - 6.57 AU

Year: 8858 Days

Day: 14.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,103,223 km

• M1: 164,109 km (0.1 R)
• M2: 633,547 km (0.054 R)
• M3: 1,041,800 km (0.11 R)
• M4: 1,772,585 km (0.086 R)
• M5: 2,494,694 km (0.049 R)
• M6: 3,085,606 km (0.074 R)
• M7: 3,680,706 km (0.102 R)
• M8: 5,324,039 km (0.114 R)
• M9: 6,565,551 km (0.095 R)
• M10: 7,991,369 km (0.03 R)
• M11: 9,118,289 km (0.098 R)
• M12: 11,026,560 km (0.103 R)
• M13: 20,357,577 km (0.05 R)
• M14: 21,495,419 km (0.101 R)
• M15: 23,281,019 km (0.092 R)
• M16: 24,446,087 km (0.104 R)
• M17: 28,963,494 km (0.106 R)
• M18: 30,493,581 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.2

Radius: 5.6

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.82 AU - 8.24 AU

Year: 11851 Days

Day: 18.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,103,223 km

• M1: 70,012 km (0.068 R)
• M2: 442,810 km (0.089 R)
• M3: 865,274 km (0.078 R)
• M4: 2,735,696 km (0.091 R)
• M5: 3,311,199 km (0.084 R)
• M6: 4,114,241 km (0.11 R)
• M7: 6,434,952 km (0.109 R)
• M8: 7,332,839 km (0.052 R)
• M9: 8,475,617 km (0.06 R)
• M10: 17,984,207 km (0.104 R)
• M11: 29,475,119 km (0.097 R)
• M12: 34,289,029 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 14,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit