🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.54 AU - 0.7 AU

Year: 320 Days

Day: 14.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776

Radius: 12.6

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.64 AU - 0.72 AU

Year: 368 Days

Day: 11.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,623,855 km

• M1: 156,779 km (0.072 R)
• M2: 568,921 km (0.092 R)
• M3: 992,881 km (0.093 R)
• M4: 1,611,169 km (0.113 R)
• M5: 2,119,652 km (0.102 R)
• M6: 2,551,392 km (0.067 R)
• M7: 3,010,508 km (0.05 R)
• M8: 3,942,502 km (0.058 R)
• M9: 4,448,293 km (0.062 R)
• M10: 4,952,438 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.3

Radius: 13.6

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.66 AU - 3.12 AU

Year: 3223 Days

Day: 13.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,623,855 km

• M1: 171,140 km (0.104 R)
• M2: 1,045,839 km (0.069 R)
• M3: 1,955,244 km (0.108 R)
• M4: 2,423,785 km (0.111 R)
• M5: 3,151,279 km (0.101 R)
• M6: 3,924,102 km (0.099 R)
• M7: 4,512,171 km (0.09 R)
• M8: 6,796,381 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60

Radius: 12.3

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.14 AU - 4.14 AU

Year: 4556 Days

Day: 14.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,623,855 km

• M1: 156,330 km (0.051 R)
• M2: 549,623 km (0.048 R)
• M3: 937,979 km (0.088 R)
• M4: 1,923,829 km (0.07 R)
• M5: 2,671,220 km (0.101 R)
• M6: 4,976,523 km (0.077 R)
• M7: 5,596,905 km (0.119 R)
• M8: 8,211,128 km (0.054 R)
• M9: 10,593,624 km (0.119 R)
• M10: 11,835,585 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.4

Radius: 10.4

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.09 AU - 4.77 AU

Year: 5111 Days

Day: 13.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,623,855 km

• M1: 134,488 km (0.073 R)
• M2: 490,382 km (0.032 R)
• M3: 875,746 km (0.072 R)
• M4: 1,347,877 km (0.063 R)
• M5: 2,144,785 km (0.062 R)
• M6: 2,521,771 km (0.111 R)
• M7: 2,887,837 km (0.11 R)
• M8: 4,622,724 km (0.081 R)
• M9: 6,223,870 km (0.105 R)
• M10: 6,668,175 km (0.073 R)
• M11: 7,339,421 km (0.111 R)
• M12: 7,871,990 km (0.111 R)
• M13: 8,583,327 km (0.095 R)
• M14: 9,501,260 km (0.089 R)
• M15: 11,021,773 km (0.075 R)
• M16: 12,849,709 km (0.074 R)
• M17: 17,467,496 km (0.104 R)
• M18: 22,565,044 km (0.098 R)
• M19: 25,251,672 km (0.075 R)
• M20: 25,732,629 km (0.068 R)
• M21: 28,316,184 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.3

Radius: 5.1

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.59 AU - 8.31 AU

Year: 12020 Days

Day: 16.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,623,855 km

• M1: 63,579 km (0.11 R)
• M2: 365,916 km (0.072 R)
• M3: 591,959 km (0.106 R)
• M4: 845,677 km (0.115 R)
• M5: 1,908,570 km (0.101 R)
• M6: 3,742,939 km (0.116 R)
• M7: 4,840,538 km (0.096 R)
• M8: 5,240,563 km (0.082 R)
• M9: 5,807,988 km (0.106 R)
• M10: 7,267,016 km (0.091 R)
• M11: 8,340,680 km (0.11 R)
• M12: 11,479,393 km (0.076 R)
• M13: 12,384,011 km (0.103 R)
• M14: 12,728,984 km (0.104 R)
• M15: 14,769,199 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761

Radius: 6.8

Gravity: 16.46 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.5 AU - 8.02 AU

Year: 12833 Days

Day: 19.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 119.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,623,855 km

• M1: 84,972 km (0.106 R)
• M2: 362,176 km (0.115 R)
• M3: 725,101 km (0.113 R)
• M4: 977,472 km (0.1 R)
• M5: 1,618,200 km (0.071 R)
• M6: 2,039,019 km (0.106 R)
• M7: 2,861,508 km (0.065 R)
• M8: 4,002,192 km (0.097 R)
• M9: 4,360,030 km (0.064 R)
• M10: 5,105,327 km (0.026 R)
• M11: 5,526,295 km (0.047 R)
• M12: 6,558,520 km (0.11 R)
• M13: 8,268,274 km (0.108 R)
• M14: 8,701,360 km (0.119 R)
• M15: 12,291,709 km (0.086 R)
• M16: 12,919,721 km (0.106 R)
• M17: 14,171,556 km (0.117 R)
• M18: 18,329,330 km (0.098 R)
• M19: 18,735,937 km (0.119 R)
• M20: 19,821,269 km (0.057 R)
• M21: 20,077,680 km (0.109 R)
• M22: 21,934,189 km (0.1 R)
• M23: 23,614,323 km (0.118 R)
• M24: 27,018,423 km (0.074 R)
• M25: 29,276,752 km (0.1 R)
• M26: 32,125,694 km (0.12 R)
• M27: 32,361,311 km (0.114 R)
• M28: 38,765,895 km (0.052 R)
• M29: 44,343,651 km (0.116 R)
• M30: 47,019,359 km (0.114 R)
• M31: 50,433,332 km (0.078 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: 484 - 18,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit