🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.41 AU - 0.61 AU

Year: 239 Days

Day: 33.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,188,499 km

• M1: 42,935 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.8

Radius: 14.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.26 AU - 1.3 AU

Year: 950 Days

Day: 9.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,188,499 km

• M1: 180,415 km (0.119 R)
• M2: 686,654 km (0.12 R)
• M3: 1,287,888 km (0.087 R)
• M4: 2,211,805 km (0.084 R)
• M5: 2,687,376 km (0.087 R)
• M6: 3,714,665 km (0.05 R)
• M7: 4,409,397 km (0.095 R)
• M8: 5,376,996 km (0.118 R)
• M9: 6,345,642 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.1

Radius: 10.8

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.37 AU - 1.83 AU

Year: 1328 Days

Day: 14.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,188,499 km

• M1: 138,528 km (0.072 R)
• M2: 568,023 km (0.119 R)
• M3: 968,048 km (0.112 R)
• M4: 1,340,995 km (0.107 R)
• M5: 1,686,118 km (0.109 R)
• M6: 2,034,980 km (0.054 R)
• M7: 2,594,775 km (0.088 R)
• M8: 3,413,225 km (0.029 R)
• M9: 5,190,597 km (0.061 R)
• M10: 6,507,208 km (0.092 R)
• M11: 7,065,358 km (0.099 R)
• M12: 7,401,803 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.5

Radius: 10.6

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.71 AU - 2.13 AU

Year: 1745 Days

Day: 8 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,188,499 km

• M1: 137,630 km (0.077 R)
• M2: 533,915 km (0.093 R)
• M3: 1,578,108 km (0.083 R)
• M4: 1,974,393 km (0.118 R)
• M5: 2,490,057 km (0.105 R)
• M6: 3,514,802 km (0.05 R)
• M7: 4,256,807 km (0.097 R)
• M8: 4,696,326 km (0.103 R)
• M9: 6,765,713 km (0.071 R)
• M10: 7,824,567 km (0.065 R)
• M11: 10,480,827 km (0.12 R)
• M12: 11,473,409 km (0.058 R)
• M13: 13,016,212 km (0.092 R)
• M14: 13,815,962 km (0.039 R)
• M15: 14,737,784 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.8

Radius: 9.4

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.67 AU - 2.33 AU

Year: 1855 Days

Day: 13.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,188,499 km

• M1: 116,836 km (0.107 R)
• M2: 417,677 km (0.111 R)
• M3: 1,062,743 km (0.097 R)
• M4: 1,413,401 km (0.113 R)
• M5: 2,616,616 km (0.047 R)
• M6: 3,267,517 km (0.094 R)
• M7: 3,698,508 km (0.106 R)
• M8: 4,054,401 km (0.106 R)
• M9: 4,466,992 km (0.063 R)
• M10: 5,261,656 km (0.104 R)
• M11: 6,084,145 km (0.099 R)
• M12: 6,852,031 km (0.118 R)
• M13: 7,487,523 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.8

Radius: 8.4

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.27 AU - 4.23 AU

Year: 4764 Days

Day: 10.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,188,499 km

• M1: 104,419 km (0.114 R)
• M2: 714,779 km (0.079 R)
• M3: 1,592,469 km (0.054 R)
• M4: 1,955,095 km (0.111 R)
• M5: 2,388,928 km (0.086 R)
• M6: 2,773,844 km (0.071 R)
• M7: 3,159,208 km (0.057 R)
• M8: 3,646,299 km (0.085 R)
• M9: 4,457,119 km (0.09 R)
• M10: 5,354,108 km (0.051 R)
• M11: 5,830,128 km (0.117 R)
• M12: 6,697,197 km (0.03 R)
• M13: 9,641,284 km (0.077 R)
• M14: 9,945,566 km (0.12 R)
• M15: 11,419,553 km (0.119 R)
• M16: 13,033,565 km (0.119 R)
• M17: 13,785,593 km (0.089 R)
• M18: 16,583,971 km (0.035 R)
• M19: 19,188,470 km (0.063 R)
• M20: 20,444,793 km (0.084 R)
• M21: 20,875,485 km (0.092 R)
• M22: 24,221,391 km (0.094 R)
• M23: 24,865,859 km (0.076 R)
• M24: 28,084,457 km (0.107 R)
• M25: 30,347,274 km (0.086 R)
• M26: 31,380,248 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.8

Radius: 14.7

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.04 AU - 4.86 AU

Year: 6158 Days

Day: 7.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,188,499 km

• M1: 182,958 km (0.051 R)
• M2: 768,035 km (0.118 R)
• M3: 1,292,974 km (0.114 R)
• M4: 1,943,276 km (0.104 R)
• M5: 2,866,146 km (0.077 R)
• M6: 3,586,759 km (0.105 R)
• M7: 4,950,194 km (0.054 R)
• M8: 5,609,023 km (0.094 R)
• M9: 6,325,896 km (0.043 R)
• M10: 6,885,092 km (0.115 R)
• M11: 8,224,442 km (0.1 R)
• M12: 8,934,882 km (0.118 R)
• M13: 12,247,278 km (0.081 R)
• M14: 13,399,930 km (0.098 R)
• M15: 14,207,759 km (0.109 R)
• M16: 16,240,644 km (0.07 R)
• M17: 17,563,538 km (0.113 R)
• M18: 18,112,413 km (0.098 R)
• M19: 19,100,357 km (0.067 R)
• M20: 21,107,063 km (0.11 R)
• M21: 22,042,648 km (0.115 R)
• M22: 24,758,448 km (0.111 R)
• M23: 25,799,200 km (0.118 R)
• M24: 32,562,969 km (0.11 R)
• M25: 37,865,615 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.1

Radius: 14

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.03 AU - 5.23 AU

Year: 7622 Days

Day: 9.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,188,499 km

• M1: 174,132 km (0.061 R)
• M2: 744,997 km (0.09 R)
• M3: 1,963,771 km (0.061 R)
• M4: 2,762,474 km (0.12 R)
• M5: 4,636,636 km (0.079 R)
• M6: 8,088,009 km (0.118 R)
• M7: 9,154,941 km (0.094 R)
• M8: 11,665,193 km (0.058 R)
• M9: 12,561,434 km (0.078 R)
• M10: 15,586,602 km (0.039 R)
• M11: 21,535,511 km (0.038 R)
• M12: 23,579,317 km (0.081 R)
• M13: 26,333,414 km (0.103 R)
• M14: 28,137,863 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.7

Radius: 7.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.18 AU - 8.56 AU

Year: 13125 Days

Day: 18.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,188,499 km

• M1: 91,703 km (0.077 R)
• M2: 611,556 km (0.046 R)
• M3: 1,016,368 km (0.04 R)
• M4: 1,455,886 km (0.093 R)
• M5: 1,832,125 km (0.104 R)
• M6: 2,271,644 km (0.106 R)
• M7: 2,645,788 km (0.116 R)
• M8: 3,341,268 km (0.111 R)
• M9: 4,107,958 km (0.107 R)
• M10: 5,088,721 km (0.118 R)
• M11: 5,842,694 km (0.107 R)
• M12: 6,425,378 km (0.112 R)
• M13: 6,982,331 km (0.059 R)
• M14: 7,272,700 km (0.078 R)
• M15: 9,187,104 km (0.057 R)
• M16: 11,727,575 km (0.082 R)
• M17: 14,234,237 km (0.085 R)
• M18: 17,019,451 km (0.097 R)
• M19: 21,813,314 km (0.037 R)
• M20: 24,739,449 km (0.072 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: 315 - 12,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit