🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.04 AU - 1.4 AU

Year: 561 Days

Day: 15.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.1

Radius: 14.6

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.74 AU - 5.64 AU

Year: 4921 Days

Day: 10.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,500,467 km

• M1: 181,911 km (0.112 R)
• M2: 982,110 km (0.096 R)
• M3: 1,495,979 km (0.118 R)
• M4: 1,969,755 km (0.102 R)
• M5: 4,459,961 km (0.086 R)
• M6: 6,617,462 km (0.026 R)
• M7: 8,660,370 km (0.105 R)
• M8: 12,349,903 km (0.053 R)
• M9: 13,086,672 km (0.086 R)
• M10: 13,594,108 km (0.042 R)
• M11: 14,061,901 km (0.111 R)
• M12: 16,157,168 km (0.05 R)
• M13: 17,522,548 km (0.113 R)
• M14: 19,027,802 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.7

Radius: 10.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.95 AU - 7.39 AU

Year: 6379 Days

Day: 12.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,500,467 km

• M1: 139,126 km (0.055 R)
• M2: 592,856 km (0.048 R)
• M3: 1,026,840 km (0.109 R)
• M4: 2,795,984 km (0.09 R)
• M5: 3,754,009 km (0.044 R)
• M6: 6,055,123 km (0.1 R)
• M7: 7,048,004 km (0.03 R)
• M8: 8,351,152 km (0.117 R)
• M9: 9,169,751 km (0.086 R)
• M10: 13,696,433 km (0.086 R)
• M11: 15,348,143 km (0.075 R)
• M12: 17,410,051 km (0.12 R)
• M13: 21,419,573 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.3

Radius: 12.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.29 AU - 8.35 AU

Year: 7413 Days

Day: 13.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,500,467 km

• M1: 157,377 km (0.096 R)
• M2: 847,023 km (0.101 R)
• M3: 2,734,200 km (0.102 R)
• M4: 3,569,106 km (0.079 R)
• M5: 6,132,615 km (0.119 R)
• M6: 7,037,981 km (0.096 R)
• M7: 8,395,133 km (0.102 R)
• M8: 10,105,336 km (0.108 R)
• M9: 10,968,516 km (0.061 R)
• M10: 15,410,974 km (0.09 R)
• M11: 15,912,426 km (0.053 R)
• M12: 18,166,417 km (0.119 R)
• M13: 18,939,090 km (0.112 R)
• M14: 20,250,765 km (0.081 R)
• M15: 20,701,204 km (0.119 R)
• M16: 22,013,775 km (0.092 R)
• M17: 24,379,965 km (0.117 R)
• M18: 25,493,721 km (0.064 R)
• M19: 30,781,407 km (0.064 R)
• M20: 37,541,137 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.4

Radius: 13.4

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.88 AU - 9.74 AU

Year: 10885 Days

Day: 5.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,500,467 km

• M1: 167,250 km (0.111 R)
• M2: 738,714 km (0.115 R)
• M3: 1,897,799 km (0.099 R)
• M4: 2,755,294 km (0.097 R)
• M5: 7,987,180 km (0.113 R)
• M6: 20,296,841 km (0.063 R)
• M7: 21,732,681 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.9

Radius: 14.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.75 AU - 10.99 AU

Year: 10996 Days

Day: 7.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,500,467 km

• M1: 185,352 km (0.057 R)
• M2: 680,222 km (0.117 R)
• M3: 1,346,530 km (0.043 R)
• M4: 2,706,525 km (0.1 R)
• M5: 3,212,315 km (0.072 R)
• M6: 4,091,053 km (0.111 R)
• M7: 5,002,254 km (0.108 R)
• M8: 6,363,445 km (0.113 R)
• M9: 7,111,434 km (0.078 R)
• M10: 7,628,743 km (0.054 R)
• M11: 8,874,146 km (0.098 R)
• M12: 10,604,095 km (0.065 R)
• M13: 11,227,919 km (0.048 R)
• M14: 14,407,322 km (0.067 R)
• M15: 15,238,638 km (0.118 R)
• M16: 16,034,199 km (0.1 R)
• M17: 17,853,159 km (0.091 R)
• M18: 22,911,961 km (0.105 R)
• M19: 27,767,010 km (0.055 R)
• M20: 28,554,942 km (0.079 R)
• M21: 34,608,121 km (0.103 R)
• M22: 35,983,225 km (0.088 R)
• M23: 37,513,910 km (0.029 R)
• M24: 38,355,847 km (0.05 R)
• M25: 39,828,488 km (0.114 R)
• M26: 41,211,371 km (0.089 R)
• M27: 42,366,267 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 46.8

Radius: 5.6

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 9.67 AU - 12.85 AU

Year: 15727 Days

Day: 16.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,500,467 km

• M1: 76,893 km (0.062 R)
• M2: 477,666 km (0.081 R)
• M3: 762,052 km (0.032 R)
• M4: 1,354,908 km (0.082 R)
• M5: 2,230,205 km (0.108 R)
• M6: 2,727,169 km (0.044 R)
• M7: 2,956,353 km (0.093 R)
• M8: 4,301,238 km (0.099 R)
• M9: 4,588,167 km (0.115 R)
• M10: 5,415,593 km (0.117 R)
• M11: 5,665,271 km (0.094 R)
• M12: 6,277,875 km (0.081 R)
• M13: 7,361,711 km (0.046 R)
• M14: 15,512,551 km (0.102 R)
• M15: 20,517,049 km (0.07 R)
• M16: 20,853,046 km (0.062 R)
• M17: 24,267,019 km (0.075 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 14,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit