🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.57 AU - 0.65 AU

Year: 308 Days

Day: 39.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,472,016 km

• M1: 70,909 km (0.06 R)
• M2: 455,077 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.2

Radius: 9.7

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.58 AU - 0.92 AU

Year: 419 Days

Day: 13.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,472,016 km

• M1: 120,875 km (0.106 R)
• M2: 425,307 km (0.092 R)
• M3: 760,705 km (0.049 R)
• M4: 1,091,316 km (0.096 R)
• M5: 1,513,033 km (0.095 R)
• M6: 1,860,998 km (0.083 R)
• M7: 2,598,515 km (0.096 R)
• M8: 2,913,269 km (0.091 R)
• M9: 4,041,835 km (0.089 R)
• M10: 4,843,231 km (0.102 R)
• M11: 5,490,092 km (0.053 R)
• M12: 5,869,772 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.5

Radius: 10.9

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.11 AU - 1.43 AU

Year: 924 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,472,016 km

• M1: 145,260 km (0.103 R)
• M2: 516,561 km (0.084 R)
• M3: 877,242 km (0.1 R)
• M4: 1,528,591 km (0.104 R)
• M5: 2,265,061 km (0.112 R)
• M6: 2,627,088 km (0.088 R)
• M7: 3,684,895 km (0.079 R)
• M8: 4,568,719 km (0.058 R)
• M9: 5,060,746 km (0.059 R)
• M10: 5,414,695 km (0.078 R)
• M11: 6,319,612 km (0.086 R)
• M12: 7,369,341 km (0.062 R)
• M13: 7,998,101 km (0.063 R)
• M14: 8,767,482 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.5

Radius: 10.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.42 AU - 1.68 AU

Year: 1246 Days

Day: 13.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,472,016 km

• M1: 130,599 km (0.062 R)
• M2: 571,464 km (0.067 R)
• M3: 1,084,435 km (0.114 R)
• M4: 1,502,711 km (0.057 R)
• M5: 2,053,081 km (0.094 R)
• M6: 2,536,133 km (0.092 R)
• M7: 3,320,774 km (0.06 R)
• M8: 4,163,907 km (0.03 R)
• M9: 4,570,664 km (0.117 R)
• M10: 5,143,923 km (0.052 R)
• M11: 5,613,211 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.3

Radius: 14.1

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.98 AU - 2.68 AU

Year: 2296 Days

Day: 13.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,472,016 km

• M1: 175,329 km (0.109 R)
• M2: 622,776 km (0.118 R)
• M3: 1,403,228 km (0.027 R)
• M4: 2,111,424 km (0.096 R)
• M5: 3,464,088 km (0.106 R)
• M6: 4,100,178 km (0.109 R)
• M7: 4,627,661 km (0.12 R)
• M8: 5,492,635 km (0.052 R)
• M9: 6,749,407 km (0.084 R)
• M10: 9,929,409 km (0.083 R)
• M11: 11,596,079 km (0.047 R)
• M12: 14,569,337 km (0.091 R)
• M13: 15,155,910 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.5

Radius: 8.2

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.32 AU - 2.38 AU

Year: 2326 Days

Day: 9.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,472,016 km

• M1: 102,026 km (0.105 R)
• M2: 357,988 km (0.111 R)
• M3: 626,516 km (0.062 R)
• M4: 940,971 km (0.05 R)
• M5: 1,305,690 km (0.061 R)
• M6: 1,685,370 km (0.098 R)
• M7: 2,036,177 km (0.054 R)
• M8: 3,498,496 km (0.054 R)
• M9: 4,511,573 km (0.042 R)
• M10: 5,216,179 km (0.079 R)
• M11: 6,124,088 km (0.111 R)
• M12: 6,421,489 km (0.093 R)
• M13: 6,958,096 km (0.074 R)
• M14: 7,524,175 km (0.086 R)
• M15: 10,174,600 km (0.084 R)
• M16: 13,663,522 km (0.04 R)
• M17: 14,790,442 km (0.062 R)
• M18: 15,228,614 km (0.058 R)
• M19: 16,336,387 km (0.092 R)
• M20: 17,228,289 km (0.085 R)
• M21: 19,109,183 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.8

Radius: 13.7

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.89 AU - 3.01 AU

Year: 3272 Days

Day: 10.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,472,016 km

• M1: 170,392 km (0.075 R)
• M2: 734,675 km (0.065 R)
• M3: 1,207,554 km (0.111 R)
• M4: 1,682,826 km (0.08 R)
• M5: 2,309,791 km (0.103 R)
• M6: 3,136,020 km (0.085 R)
• M7: 3,644,803 km (0.081 R)
• M8: 4,189,638 km (0.119 R)
• M9: 4,684,957 km (0.046 R)
• M10: 5,153,048 km (0.052 R)
• M11: 5,914,202 km (0.112 R)
• M12: 6,513,940 km (0.064 R)
• M13: 8,623,120 km (0.109 R)
• M14: 9,068,473 km (0.116 R)
• M15: 10,605,442 km (0.088 R)
• M16: 11,080,265 km (0.119 R)
• M17: 11,877,323 km (0.105 R)
• M18: 13,585,880 km (0.034 R)
• M19: 14,190,405 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.9

Radius: 10.2

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.73 AU - 4.27 AU

Year: 4228 Days

Day: 10.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,472,016 km

• M1: 126,859 km (0.082 R)
• M2: 548,575 km (0.087 R)
• M3: 1,034,320 km (0.114 R)
• M4: 1,562,101 km (0.042 R)
• M5: 2,702,635 km (0.09 R)
• M6: 3,337,828 km (0.114 R)
• M7: 3,888,348 km (0.086 R)
• M8: 7,490,964 km (0.073 R)
• M9: 9,135,792 km (0.11 R)
• M10: 10,171,159 km (0.1 R)
• M11: 12,572,654 km (0.119 R)
• M12: 13,074,405 km (0.097 R)
• M13: 16,429,885 km (0.063 R)
• M14: 18,788,146 km (0.03 R)
• M15: 20,872,194 km (0.101 R)
• M16: 21,934,040 km (0.112 R)
• M17: 24,473,763 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.2

Radius: 5.5

Gravity: 14.62 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.38 AU - 8.36 AU

Year: 14255 Days

Day: 16 Hours

Environment

Temp: -234 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,472,016 km

• M1: 68,366 km (0.066 R)
• M2: 275,110 km (0.108 R)
• M3: 451,038 km (0.117 R)
• M4: 657,333 km (0.118 R)
• M5: 937,380 km (0.036 R)
• M6: 1,231,190 km (0.104 R)
• M7: 1,427,463 km (0.117 R)
• M8: 1,644,679 km (0.11 R)
• M9: 3,035,640 km (0.068 R)
• M10: 3,627,449 km (0.095 R)
• M11: 4,322,630 km (0.115 R)
• M12: 5,863,788 km (0.077 R)
• M13: 6,271,442 km (0.117 R)
• M14: 6,697,796 km (0.094 R)
• M15: 7,184,587 km (0.028 R)
• M16: 8,138,124 km (0.039 R)
• M17: 8,882,523 km (0.108 R)
• M18: 10,135,106 km (0.117 R)
• M19: 13,870,116 km (0.06 R)
• M20: 14,459,681 km (0.097 R)
• M21: 16,042,128 km (0.112 R)
• M22: 16,691,532 km (0.082 R)
• M23: 17,208,692 km (0.083 R)
• M24: 25,032,361 km (0.1 R)
• M25: 25,417,875 km (0.079 R)
• M26: 27,712,108 km (0.071 R)
• M27: 31,350,627 km (0.096 R)
• M28: 44,012,142 km (0.094 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: 479 - 16,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit