🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.55 AU - 0.57 AU

Year: 266 Days

Day: 15.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.8

Radius: 9

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.82 AU - 0.98 AU

Year: 543 Days

Day: 8.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,500,227 km

• M1: 112,647 km (0.074 R)
• M2: 459,565 km (0.049 R)
• M3: 816,356 km (0.114 R)
• M4: 1,103,583 km (0.078 R)
• M5: 1,537,268 km (0.089 R)
• M6: 2,037,822 km (0.1 R)
• M7: 2,389,976 km (0.073 R)
• M8: 2,815,432 km (0.077 R)
• M9: 3,490,567 km (0.101 R)
• M10: 4,011,916 km (0.115 R)
• M11: 4,387,706 km (0.071 R)
• M12: 4,739,560 km (0.093 R)
• M13: 5,801,106 km (0.06 R)
• M14: 6,631,524 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.9

Radius: 13.5

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.17 AU - 1.61 AU

Year: 1042 Days

Day: 5.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,500,227 km

• M1: 167,998 km (0.12 R)
• M2: 603,029 km (0.081 R)
• M3: 1,098,198 km (0.066 R)
• M4: 1,730,997 km (0.111 R)
• M5: 2,248,306 km (0.102 R)
• M6: 3,570,901 km (0.059 R)
• M7: 4,732,977 km (0.117 R)
• M8: 5,610,369 km (0.08 R)
• M9: 6,406,828 km (0.108 R)
• M10: 8,143,210 km (0.088 R)
• M11: 8,587,067 km (0.087 R)
• M12: 9,737,774 km (0.046 R)
• M13: 10,430,861 km (0.11 R)
• M14: 11,740,142 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470

Radius: 10.6

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.46 AU - 1.74 AU

Year: 1287 Days

Day: 9.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,500,227 km

• M1: 136,433 km (0.085 R)
• M2: 828,473 km (0.091 R)
• M3: 1,486,404 km (0.085 R)
• M4: 2,273,738 km (0.053 R)
• M5: 3,247,919 km (0.061 R)
• M6: 4,392,792 km (0.098 R)
• M7: 5,500,115 km (0.111 R)
• M8: 6,901,847 km (0.066 R)
• M9: 7,385,348 km (0.074 R)
• M10: 7,891,138 km (0.083 R)
• M11: 9,906,371 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.9

Radius: 12.5

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.6 AU - 2.52 AU

Year: 1880 Days

Day: 14.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,500,227 km

• M1: 155,582 km (0.048 R)
• M2: 822,190 km (0.069 R)
• M3: 1,470,397 km (0.111 R)
• M4: 1,969,905 km (0.09 R)
• M5: 3,571,799 km (0.108 R)
• M6: 5,125,971 km (0.112 R)
• M7: 6,534,285 km (0.045 R)
• M8: 6,936,554 km (0.058 R)
• M9: 7,489,617 km (0.092 R)
• M10: 8,157,721 km (0.107 R)
• M11: 8,595,146 km (0.09 R)
• M12: 9,109,912 km (0.099 R)
• M13: 10,368,928 km (0.061 R)
• M14: 11,022,820 km (0.073 R)
• M15: 11,631,085 km (0.096 R)
• M16: 12,186,243 km (0.078 R)
• M17: 13,032,368 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.2

Radius: 12.1

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.93 AU - 5.51 AU

Year: 7583 Days

Day: 14.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,500,227 km

• M1: 150,795 km (0.096 R)
• M2: 594,502 km (0.039 R)
• M3: 1,833,322 km (0.103 R)
• M4: 4,246,784 km (0.097 R)
• M5: 6,125,734 km (0.104 R)
• M6: 7,442,045 km (0.083 R)
• M7: 8,473,373 km (0.094 R)
• M8: 10,251,344 km (0.06 R)
• M9: 12,949,341 km (0.111 R)
• M10: 15,055,530 km (0.072 R)
• M11: 16,752,718 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.6

Radius: 6.9

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.69 AU - 9.81 AU

Year: 15067 Days

Day: 22.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,500,227 km

• M1: 91,853 km (0.1 R)
• M2: 533,765 km (0.051 R)
• M3: 1,006,046 km (0.114 R)
• M4: 1,349,373 km (0.113 R)
• M5: 1,876,406 km (0.069 R)
• M6: 2,465,822 km (0.089 R)
• M7: 3,251,510 km (0.042 R)
• M8: 5,058,502 km (0.097 R)
• M9: 5,278,262 km (0.12 R)
• M10: 5,533,176 km (0.072 R)
• M11: 6,866,393 km (0.111 R)
• M12: 9,391,455 km (0.077 R)
• M13: 10,151,412 km (0.062 R)
• M14: 13,976,480 km (0.115 R)
• M15: 16,656,377 km (0.06 R)
• M16: 17,641,778 km (0.082 R)
• M17: 20,412,480 km (0.112 R)
• M18: 27,637,907 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.3

Radius: 5.2

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.75 AU - 13.69 AU

Year: 23896 Days

Day: 20.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,500,227 km

• M1: 64,776 km (0.102 R)
• M2: 687,402 km (0.097 R)
• M3: 933,341 km (0.12 R)
• M4: 2,923,142 km (0.075 R)
• M5: 5,187,755 km (0.096 R)
• M6: 5,405,270 km (0.083 R)
• M7: 7,692,023 km (0.09 R)
• M8: 9,931,653 km (0.116 R)
• M9: 10,610,678 km (0.115 R)
• M10: 13,231,184 km (0.074 R)
• M11: 17,597,497 km (0.106 R)
• M12: 19,013,889 km (0.083 R)
• M13: 19,618,564 km (0.102 R)
• M14: 22,642,984 km (0.074 R)
• M15: 24,015,096 km (0.12 R)
• M16: 28,238,842 km (0.082 R)
• M17: 31,234,539 km (0.043 R)
• M18: 32,932,176 km (0.03 R)
• M19: 38,941,971 km (0.067 R)
• M20: 49,103,257 km (0.047 R)
• M21: 56,010,939 km (0.103 R)
• M22: 62,966,043 km (0.096 R)
• M23: 63,347,368 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 19,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit