🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.6 AU - 0.96 AU

Year: 294 Days

Day: 37.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,895,258 km

• M1: 40,391 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.21 AU - 1.59 AU

Year: 708 Days

Day: 32.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.52 AU - 1.94 AU

Year: 973 Days

Day: 14.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.6

Radius: 8.8

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.69 AU - 3.19 AU

Year: 2155 Days

Day: 8.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,895,258 km

• M1: 110,852 km (0.085 R)
• M2: 497,862 km (0.092 R)
• M3: 908,358 km (0.093 R)
• M4: 1,529,937 km (0.105 R)
• M5: 1,898,846 km (0.107 R)
• M6: 2,274,935 km (0.099 R)
• M7: 2,926,434 km (0.111 R)
• M8: 3,625,504 km (0.055 R)
• M9: 4,613,299 km (0.092 R)
• M10: 5,115,798 km (0.068 R)
• M11: 5,731,543 km (0.107 R)
• M12: 7,383,403 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.5

Radius: 9.4

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.92 AU - 4.44 AU

Year: 3653 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,895,258 km

• M1: 116,986 km (0.106 R)
• M2: 447,148 km (0.109 R)
• M3: 739,462 km (0.1 R)
• M4: 1,592,769 km (0.105 R)
• M5: 2,193,254 km (0.119 R)
• M6: 2,630,230 km (0.107 R)
• M7: 3,319,427 km (0.085 R)
• M8: 4,221,054 km (0.116 R)
• M9: 4,521,296 km (0.1 R)
• M10: 5,369,367 km (0.08 R)
• M11: 5,843,742 km (0.071 R)
• M12: 6,423,583 km (0.059 R)
• M13: 6,795,034 km (0.072 R)
• M14: 7,124,748 km (0.087 R)
• M15: 8,679,220 km (0.111 R)
• M16: 9,501,858 km (0.079 R)
• M17: 11,609,992 km (0.103 R)
• M18: 12,122,215 km (0.111 R)
• M19: 12,773,265 km (0.1 R)
• M20: 13,836,905 km (0.1 R)
• M21: 14,820,811 km (0.12 R)
• M22: 15,707,477 km (0.12 R)
• M23: 16,042,876 km (0.115 R)
• M24: 16,432,129 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.8

Radius: 10.2

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.45 AU - 4.97 AU

Year: 3693 Days

Day: 11.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,895,258 km

• M1: 126,859 km (0.096 R)
• M2: 459,116 km (0.086 R)
• M3: 1,695,093 km (0.043 R)
• M4: 3,297,137 km (0.081 R)
• M5: 4,076,692 km (0.105 R)
• M6: 4,669,398 km (0.063 R)
• M7: 6,649,326 km (0.109 R)
• M8: 7,598,674 km (0.119 R)
• M9: 8,811,913 km (0.102 R)
• M10: 10,664,533 km (0.098 R)
• M11: 13,038,202 km (0.066 R)
• M12: 15,073,481 km (0.082 R)
• M13: 18,862,945 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.5

Radius: 14.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.79 AU - 7.51 AU

Year: 8173 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,895,258 km

• M1: 181,163 km (0.118 R)
• M2: 1,132,755 km (0.107 R)
• M3: 2,283,312 km (0.077 R)
• M4: 3,208,126 km (0.091 R)
• M5: 4,394,737 km (0.092 R)
• M6: 11,290,002 km (0.101 R)
• M7: 11,895,873 km (0.092 R)
• M8: 13,844,685 km (0.112 R)
• M9: 20,547,866 km (0.097 R)
• M10: 25,181,062 km (0.109 R)
• M11: 26,136,394 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.6

Radius: 3.7

Gravity: 13.78 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.92 AU - 12.16 AU

Year: 14628 Days

Day: 22.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,895,258 km

• M1: 46,226 km (0.115 R)
• M2: 243,246 km (0.099 R)
• M3: 450,439 km (0.081 R)
• M4: 711,487 km (0.029 R)
• M5: 844,779 km (0.105 R)
• M6: 1,035,068 km (0.114 R)
• M7: 1,253,331 km (0.087 R)
• M8: 2,128,927 km (0.104 R)
• M9: 2,283,312 km (0.096 R)
• M10: 2,463,727 km (0.052 R)
• M11: 5,153,946 km (0.111 R)
• M12: 5,592,567 km (0.087 R)
• M13: 5,887,275 km (0.071 R)
• M14: 6,543,411 km (0.08 R)
• M15: 7,056,980 km (0.074 R)
• M16: 7,323,713 km (0.066 R)
• M17: 8,672,338 km (0.113 R)
• M18: 9,291,524 km (0.07 R)
• M19: 10,226,211 km (0.113 R)
• M20: 12,010,016 km (0.101 R)
• M21: 12,890,400 km (0.1 R)
• M22: 13,462,013 km (0.112 R)
• M23: 20,673,379 km (0.104 R)
• M24: 22,913,008 km (0.08 R)
• M25: 27,305,202 km (0.09 R)
• M26: 28,341,466 km (0.048 R)
• M27: 31,402,388 km (0.11 R)
• M28: 31,812,586 km (0.11 R)
• M29: 33,703,503 km (0.09 R)
• M30: 34,241,606 km (0.085 R)
• M31: 35,667,872 km (0.09 R)
• M32: 36,905,196 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.7

Radius: 7.3

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.12 AU - 11.9 AU

Year: 16693 Days

Day: 19.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,895,258 km

• M1: 113,395 km (0.115 R)
• M2: 676,482 km (0.112 R)
• M3: 1,572,573 km (0.034 R)
• M4: 2,359,009 km (0.087 R)
• M5: 2,745,121 km (0.083 R)
• M6: 3,007,516 km (0.101 R)
• M7: 3,442,397 km (0.095 R)
• M8: 4,344,472 km (0.119 R)
• M9: 5,752,337 km (0.106 R)
• M10: 7,112,032 km (0.117 R)
• M11: 7,374,427 km (0.058 R)
• M12: 7,780,286 km (0.079 R)
• M13: 9,202,663 km (0.104 R)
• M14: 15,082,457 km (0.091 R)
• M15: 17,277,208 km (0.104 R)
• M16: 17,573,112 km (0.084 R)
• M17: 18,853,371 km (0.064 R)
• M18: 20,655,427 km (0.104 R)
• M19: 23,496,889 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.8

Radius: 4.9

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 14.8 AU - 17.4 AU

Year: 27616 Days

Day: 17.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,895,258 km

• M1: 63,579 km (0.088 R)
• M2: 704,307 km (0.108 R)
• M3: 1,087,876 km (0.114 R)
• M4: 1,643,033 km (0.093 R)
• M5: 2,049,940 km (0.064 R)
• M6: 2,887,538 km (0.106 R)
• M7: 3,335,434 km (0.071 R)
• M8: 4,627,212 km (0.081 R)
• M9: 6,184,825 km (0.107 R)
• M10: 7,239,041 km (0.091 R)
• M11: 8,808,622 km (0.077 R)
• M12: 11,924,446 km (0.077 R)
• M13: 13,127,213 km (0.11 R)
• M14: 18,228,949 km (0.053 R)
• M15: 22,249,991 km (0.084 R)
• M16: 26,634,405 km (0.072 R)
• M17: 31,455,196 km (0.102 R)
• M18: 44,359,359 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 10,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit