🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.6 AU - 0.62 AU

Year: 313 Days

Day: 43.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.5

Radius: 12.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1 AU - 1.26 AU

Year: 788 Days

Day: 8.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,557,285 km

• M1: 158,275 km (0.095 R)
• M2: 602,580 km (0.116 R)
• M3: 1,267,992 km (0.108 R)
• M4: 1,715,439 km (0.089 R)
• M5: 2,194,900 km (0.079 R)
• M6: 2,699,643 km (0.096 R)
• M7: 3,137,367 km (0.1 R)
• M8: 3,714,964 km (0.071 R)
• M9: 4,362,723 km (0.094 R)
• M10: 6,509,751 km (0.063 R)
• M11: 6,991,456 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 9.1

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.27 AU - 1.29 AU

Year: 950 Days

Day: 8.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,557,285 km

• M1: 113,246 km (0.101 R)
• M2: 511,176 km (0.092 R)
• M3: 849,267 km (0.111 R)
• M4: 1,148,762 km (0.112 R)
• M5: 1,710,352 km (0.105 R)
• M6: 2,169,917 km (0.11 R)
• M7: 3,105,502 km (0.064 R)
• M8: 3,735,160 km (0.098 R)
• M9: 4,133,988 km (0.106 R)
• M10: 5,393,153 km (0.083 R)
• M11: 5,710,899 km (0.091 R)
• M12: 6,261,868 km (0.091 R)
• M13: 6,761,824 km (0.106 R)
• M14: 7,065,657 km (0.104 R)
• M15: 7,584,612 km (0.046 R)
• M16: 7,960,402 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220

Radius: 8.8

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.28 AU - 1.7 AU

Year: 1193 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,557,285 km

• M1: 109,506 km (0.107 R)
• M2: 394,041 km (0.053 R)
• M3: 786,885 km (0.088 R)
• M4: 1,125,874 km (0.116 R)
• M5: 1,585,588 km (0.098 R)
• M6: 1,961,378 km (0.088 R)
• M7: 2,835,478 km (0.092 R)
• M8: 3,875,931 km (0.116 R)
• M9: 5,013,473 km (0.054 R)
• M10: 5,329,723 km (0.05 R)
• M11: 5,622,038 km (0.08 R)
• M12: 6,061,107 km (0.098 R)
• M13: 6,359,705 km (0.076 R)
• M14: 6,921,893 km (0.05 R)
• M15: 7,270,307 km (0.115 R)
• M16: 7,584,911 km (0.045 R)
• M17: 7,931,978 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.1

Radius: 13.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.47 AU - 2.13 AU

Year: 1584 Days

Day: 7.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,557,285 km

• M1: 170,392 km (0.114 R)
• M2: 598,242 km (0.062 R)
• M3: 1,588,879 km (0.035 R)
• M4: 2,371,276 km (0.051 R)
• M5: 3,655,125 km (0.1 R)
• M6: 4,469,087 km (0.082 R)
• M7: 5,482,463 km (0.062 R)
• M8: 6,076,815 km (0.098 R)
• M9: 7,395,520 km (0.11 R)
• M10: 8,448,689 km (0.068 R)
• M11: 9,302,444 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.5

Radius: 8.8

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.2 AU - 3.66 AU

Year: 3290 Days

Day: 13.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,557,285 km

• M1: 112,647 km (0.059 R)
• M2: 541,544 km (0.07 R)
• M3: 1,217,727 km (0.05 R)
• M4: 1,507,049 km (0.09 R)
• M5: 1,863,989 km (0.069 R)
• M6: 2,351,828 km (0.051 R)
• M7: 2,835,628 km (0.097 R)
• M8: 3,805,919 km (0.031 R)
• M9: 4,899,031 km (0.112 R)
• M10: 5,506,997 km (0.106 R)
• M11: 9,685,864 km (0.091 R)
• M12: 10,963,430 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.1

Radius: 8.4

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.35 AU - 4.63 AU

Year: 5228 Days

Day: 10.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,557,285 km

• M1: 105,167 km (0.109 R)
• M2: 410,945 km (0.077 R)
• M3: 816,655 km (0.109 R)
• M4: 1,111,811 km (0.04 R)
• M5: 2,429,320 km (0.06 R)
• M6: 3,259,588 km (0.116 R)
• M7: 3,867,404 km (0.104 R)
• M8: 4,153,286 km (0.105 R)
• M9: 5,071,368 km (0.104 R)
• M10: 6,060,359 km (0.12 R)
• M11: 6,447,369 km (0.057 R)
• M12: 6,914,264 km (0.117 R)
• M13: 7,985,983 km (0.119 R)
• M14: 10,245,809 km (0.069 R)
• M15: 11,454,709 km (0.113 R)
• M16: 12,755,911 km (0.107 R)
• M17: 13,592,463 km (0.049 R)
• M18: 13,998,621 km (0.105 R)
• M19: 15,103,401 km (0.078 R)
• M20: 15,649,433 km (0.115 R)
• M21: 23,556,878 km (0.111 R)
• M22: 24,589,252 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309

Radius: 4.3

Gravity: 16.71 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.5 AU - 8.4 AU

Year: 12020 Days

Day: 15.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,557,285 km

• M1: 53,406 km (0.068 R)
• M2: 316,250 km (0.096 R)
• M3: 749,785 km (0.103 R)
• M4: 1,118,992 km (0.048 R)
• M5: 1,545,047 km (0.094 R)
• M6: 3,589,003 km (0.055 R)
• M7: 4,501,550 km (0.1 R)
• M8: 5,591,520 km (0.049 R)
• M9: 6,373,468 km (0.115 R)
• M10: 7,264,323 km (0.104 R)
• M11: 9,944,967 km (0.073 R)
• M12: 10,781,219 km (0.109 R)
• M13: 11,138,758 km (0.102 R)
• M14: 13,986,354 km (0.071 R)
• M15: 15,674,117 km (0.12 R)
• M16: 16,199,205 km (0.101 R)
• M17: 16,399,068 km (0.079 R)
• M18: 17,214,975 km (0.101 R)
• M19: 18,272,632 km (0.057 R)
• M20: 23,699,145 km (0.118 R)
• M21: 24,303,221 km (0.081 R)
• M22: 29,708,641 km (0.102 R)
• M23: 30,816,862 km (0.118 R)
• M24: 32,795,444 km (0.109 R)
• M25: 35,976,044 km (0.072 R)
• M26: 40,569,147 km (0.104 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 12,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit