🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.51 AU - 0.69 AU

Year: 305 Days

Day: 22.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.8

Radius: 13.8

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.72 AU - 0.98 AU

Year: 514 Days

Day: 9.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 63,368,859 km

• M1: 171,738 km (0.055 R)
• M2: 718,519 km (0.066 R)
• M3: 1,258,417 km (0.073 R)
• M4: 2,082,851 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.7

Radius: 8.5

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.85 AU - 1.11 AU

Year: 636 Days

Day: 8.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,368,859 km

• M1: 105,766 km (0.036 R)
• M2: 461,809 km (0.103 R)
• M3: 765,941 km (0.033 R)
• M4: 1,114,803 km (0.087 R)
• M5: 1,569,132 km (0.12 R)
• M6: 1,870,123 km (0.112 R)
• M7: 2,171,263 km (0.091 R)
• M8: 2,462,531 km (0.054 R)
• M9: 2,826,053 km (0.074 R)
• M10: 3,314,341 km (0.066 R)
• M11: 3,688,934 km (0.075 R)
• M12: 4,121,272 km (0.074 R)
• M13: 4,443,805 km (0.115 R)
• M14: 4,833,058 km (0.082 R)
• M15: 6,768,256 km (0.096 R)
• M16: 7,174,714 km (0.096 R)
• M17: 7,780,286 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.8

Radius: 9.9

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.47 AU - 2.17 AU

Year: 1611 Days

Day: 6 Hours

Environment

Temp: -189 °C

Axial Tilt: 159.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,368,859 km

• M1: 123,119 km (0.048 R)
• M2: 449,392 km (0.11 R)
• M3: 841,787 km (0.086 R)
• M4: 1,314,516 km (0.071 R)
• M5: 1,703,920 km (0.095 R)
• M6: 2,193,404 km (0.067 R)
• M7: 2,510,103 km (0.058 R)
• M8: 3,345,308 km (0.114 R)
• M9: 4,525,934 km (0.076 R)
• M10: 5,296,513 km (0.037 R)
• M11: 7,523,127 km (0.069 R)
• M12: 8,367,458 km (0.07 R)
• M13: 9,621,985 km (0.076 R)
• M14: 10,685,178 km (0.092 R)
• M15: 11,032,993 km (0.114 R)
• M16: 11,788,013 km (0.101 R)
• M17: 12,965,049 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.8

Radius: 8

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.43 AU - 2.55 AU

Year: 2578 Days

Day: 5.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,368,859 km

• M1: 103,073 km (0.114 R)
• M2: 447,896 km (0.11 R)
• M3: 746,793 km (0.057 R)
• M4: 1,006,345 km (0.088 R)
• M5: 1,456,036 km (0.082 R)
• M6: 2,235,291 km (0.105 R)
• M7: 3,090,393 km (0.108 R)
• M8: 4,211,629 km (0.076 R)
• M9: 4,541,343 km (0.041 R)
• M10: 5,766,848 km (0.112 R)
• M11: 6,513,641 km (0.12 R)
• M12: 7,997,951 km (0.056 R)
• M13: 9,177,530 km (0.04 R)
• M14: 9,846,831 km (0.059 R)
• M15: 11,834,239 km (0.106 R)
• M16: 13,221,310 km (0.095 R)
• M17: 16,208,331 km (0.108 R)
• M18: 17,407,807 km (0.038 R)
• M19: 18,316,614 km (0.099 R)
• M20: 20,352,192 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.8

Radius: 14.7

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.59 AU - 5.33 AU

Year: 6179 Days

Day: 5.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,368,859 km

• M1: 182,958 km (0.116 R)
• M2: 644,767 km (0.075 R)
• M3: 1,242,710 km (0.092 R)
• M4: 1,952,103 km (0.048 R)
• M5: 2,962,636 km (0.051 R)
• M6: 5,324,039 km (0.034 R)
• M7: 6,203,674 km (0.1 R)
• M8: 8,496,411 km (0.12 R)
• M9: 10,154,703 km (0.102 R)
• M10: 11,109,736 km (0.089 R)
• M11: 13,421,771 km (0.12 R)
• M12: 15,232,654 km (0.027 R)
• M13: 16,292,405 km (0.064 R)
• M14: 18,489,399 km (0.079 R)
• M15: 21,950,346 km (0.107 R)
• M16: 23,221,180 km (0.12 R)
• M17: 25,133,190 km (0.097 R)
• M18: 26,790,136 km (0.105 R)
• M19: 29,553,209 km (0.115 R)
• M20: 31,102,145 km (0.08 R)
• M21: 33,733,572 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131

Radius: 7.1

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.81 AU - 9.59 AU

Year: 14017 Days

Day: 21.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,368,859 km

• M1: 89,160 km (0.066 R)
• M2: 381,175 km (0.088 R)
• M3: 903,870 km (0.112 R)
• M4: 1,136,046 km (0.037 R)
• M5: 1,373,757 km (0.095 R)
• M6: 1,657,993 km (0.046 R)
• M7: 2,103,496 km (0.085 R)
• M8: 2,755,443 km (0.116 R)
• M9: 3,785,724 km (0.039 R)
• M10: 5,253,578 km (0.108 R)
• M11: 5,859,599 km (0.078 R)
• M12: 7,137,763 km (0.074 R)
• M13: 9,217,174 km (0.051 R)
• M14: 9,783,102 km (0.082 R)
• M15: 10,233,990 km (0.096 R)
• M16: 11,421,648 km (0.073 R)
• M17: 12,074,493 km (0.083 R)
• M18: 13,126,764 km (0.115 R)
• M19: 15,594,381 km (0.102 R)
• M20: 18,152,505 km (0.098 R)
• M21: 18,902,289 km (0.071 R)
• M22: 19,389,978 km (0.107 R)
• M23: 19,672,419 km (0.092 R)
• M24: 27,659,599 km (0.045 R)
• M25: 28,743,136 km (0.052 R)
• M26: 32,658,562 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.7

Radius: 3.5

Gravity: 37.69 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.93 AU - 10.61 AU

Year: 18515 Days

Day: 24 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,368,859 km

• M1: 43,533 km (0.114 R)
• M2: 327,919 km (0.08 R)
• M3: 513,121 km (0.112 R)
• M4: 784,192 km (0.099 R)
• M5: 1,303,895 km (0.113 R)
• M6: 2,424,233 km (0.074 R)
• M7: 2,852,682 km (0.075 R)
• M8: 2,998,091 km (0.03 R)
• M9: 3,122,856 km (0.091 R)
• M10: 4,537,004 km (0.115 R)
• M11: 4,768,731 km (0.059 R)
• M12: 6,247,656 km (0.104 R)
• M13: 7,539,433 km (0.079 R)
• M14: 7,724,037 km (0.052 R)
• M15: 9,632,158 km (0.074 R)
• M16: 13,382,726 km (0.08 R)
• M17: 14,346,585 km (0.106 R)
• M18: 14,487,955 km (0.102 R)
• M19: 14,630,223 km (0.06 R)
• M20: 14,917,750 km (0.107 R)
• M21: 16,029,113 km (0.11 R)
• M22: 16,878,380 km (0.083 R)
• M23: 19,174,857 km (0.054 R)
• M24: 21,027,925 km (0.05 R)
• M25: 21,301,989 km (0.116 R)
• M26: 21,578,446 km (0.045 R)
• M27: 22,708,358 km (0.067 R)
• M28: 22,900,442 km (0.094 R)
• M29: 24,375,627 km (0.116 R)
• M30: 26,545,693 km (0.101 R)
• M31: 28,061,868 km (0.062 R)
• M32: 39,070,625 km (0.12 R)
• M33: 44,086,642 km (0.105 R)
• M34: 47,293,272 km (0.09 R)
• M35: 55,720,270 km (0.071 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: 428 - 17,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit