🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.45 AU - 0.63 AU

Year: 256 Days

Day: 30.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.8

Radius: 12

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.59 AU - 1.73 AU

Year: 1381 Days

Day: 8.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,524,693 km

• M1: 149,299 km (0.115 R)
• M2: 588,069 km (0.082 R)
• M3: 978,071 km (0.05 R)
• M4: 1,412,802 km (0.117 R)
• M5: 1,823,598 km (0.118 R)
• M6: 3,538,139 km (0.101 R)
• M7: 4,573,207 km (0.086 R)
• M8: 5,674,696 km (0.112 R)
• M9: 6,057,068 km (0.1 R)
• M10: 6,502,271 km (0.073 R)
• M11: 6,921,594 km (0.12 R)
• M12: 7,559,031 km (0.115 R)
• M13: 8,838,990 km (0.087 R)
• M14: 10,508,951 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.9

Radius: 13.3

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.57 AU - 2.39 AU

Year: 1799 Days

Day: 7.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 171.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,524,693 km

• M1: 165,455 km (0.046 R)
• M2: 721,062 km (0.074 R)
• M3: 1,200,523 km (0.068 R)
• M4: 1,972,598 km (0.084 R)
• M5: 2,886,790 km (0.078 R)
• M6: 3,568,358 km (0.056 R)
• M7: 6,427,622 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795

Radius: 12.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.01 AU - 3.39 AU

Year: 3696 Days

Day: 10.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,524,693 km

• M1: 159,322 km (0.06 R)
• M2: 701,315 km (0.12 R)
• M3: 2,237,984 km (0.072 R)
• M4: 2,992,855 km (0.035 R)
• M5: 3,763,733 km (0.109 R)
• M6: 4,784,888 km (0.051 R)
• M7: 6,333,974 km (0.11 R)
• M8: 6,918,303 km (0.09 R)
• M9: 8,159,517 km (0.105 R)
• M10: 9,232,433 km (0.068 R)
• M11: 10,230,849 km (0.113 R)
• M12: 12,022,283 km (0.064 R)
• M13: 14,271,786 km (0.116 R)
• M14: 15,441,343 km (0.096 R)
• M15: 15,993,658 km (0.101 R)
• M16: 17,850,168 km (0.095 R)
• M17: 18,274,726 km (0.092 R)
• M18: 19,397,608 km (0.106 R)
• M19: 20,105,954 km (0.12 R)
• M20: 21,711,737 km (0.065 R)
• M21: 24,875,134 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.3

Radius: 12.7

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.14 AU - 4.34 AU

Year: 4670 Days

Day: 5.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,524,693 km

• M1: 157,975 km (0.07 R)
• M2: 672,891 km (0.103 R)
• M3: 1,158,037 km (0.072 R)
• M4: 2,421,840 km (0.086 R)
• M5: 3,145,744 km (0.069 R)
• M6: 11,774,250 km (0.1 R)
• M7: 12,331,053 km (0.05 R)
• M8: 13,887,769 km (0.105 R)
• M9: 14,919,396 km (0.12 R)
• M10: 15,430,422 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822

Radius: 13.6

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.05 AU - 5.63 AU

Year: 6875 Days

Day: 13.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,524,693 km

• M1: 169,195 km (0.038 R)
• M2: 904,319 km (0.118 R)
• M3: 1,439,580 km (0.079 R)
• M4: 2,122,046 km (0.1 R)
• M5: 2,754,994 km (0.082 R)
• M6: 3,201,993 km (0.105 R)
• M7: 3,650,637 km (0.116 R)
• M8: 5,440,875 km (0.106 R)
• M9: 7,641,010 km (0.075 R)
• M10: 9,005,193 km (0.089 R)
• M11: 10,095,313 km (0.102 R)
• M12: 11,019,230 km (0.047 R)
• M13: 14,131,314 km (0.12 R)
• M14: 15,602,011 km (0.091 R)
• M15: 17,996,175 km (0.115 R)
• M16: 18,559,860 km (0.026 R)
• M17: 20,473,665 km (0.08 R)
• M18: 22,273,328 km (0.094 R)
• M19: 22,759,820 km (0.057 R)
• M20: 23,837,972 km (0.026 R)
• M21: 25,474,722 km (0.026 R)
• M22: 26,910,114 km (0.083 R)
• M23: 32,567,456 km (0.09 R)
• M24: 35,342,946 km (0.109 R)
• M25: 36,227,817 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 14.6

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.08 AU - 6.58 AU

Year: 9089 Days

Day: 10.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,524,693 km

• M1: 181,612 km (0.104 R)
• M2: 833,859 km (0.092 R)
• M3: 1,741,618 km (0.082 R)
• M4: 2,587,894 km (0.098 R)
• M5: 3,331,545 km (0.101 R)
• M6: 4,478,511 km (0.113 R)
• M7: 5,128,963 km (0.079 R)
• M8: 6,763,021 km (0.093 R)
• M9: 9,333,112 km (0.112 R)
• M10: 15,174,310 km (0.047 R)
• M11: 15,676,211 km (0.078 R)
• M12: 16,713,074 km (0.107 R)
• M13: 17,452,237 km (0.114 R)
• M14: 20,476,657 km (0.115 R)
• M15: 22,033,223 km (0.118 R)
• M16: 24,772,061 km (0.112 R)
• M17: 26,901,437 km (0.111 R)
• M18: 30,222,061 km (0.078 R)
• M19: 31,929,721 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 12,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit