🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.44 AU - 0.6 AU

Year: 238 Days

Day: 37.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 74.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.6 AU

Year: 259 Days

Day: 14.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.2

Radius: 13.4

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.67 AU - 0.87 AU

Year: 430 Days

Day: 5.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,296,375 km

• M1: 166,802 km (0.096 R)
• M2: 591,809 km (0.074 R)
• M3: 1,207,704 km (0.048 R)
• M4: 1,636,601 km (0.103 R)
• M5: 2,109,480 km (0.084 R)
• M6: 2,545,857 km (0.114 R)
• M7: 2,966,526 km (0.101 R)
• M8: 3,629,992 km (0.071 R)
• M9: 4,058,141 km (0.06 R)
• M10: 5,048,779 km (0.081 R)
• M11: 5,840,750 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355

Radius: 12.5

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.82 AU - 0.94 AU

Year: 525 Days

Day: 12.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,296,375 km

• M1: 155,582 km (0.112 R)
• M2: 560,693 km (0.118 R)
• M3: 1,013,376 km (0.106 R)
• M4: 1,422,975 km (0.063 R)
• M5: 1,976,637 km (0.084 R)
• M6: 2,447,421 km (0.072 R)
• M7: 3,196,308 km (0.118 R)
• M8: 3,643,157 km (0.094 R)
• M9: 4,579,191 km (0.063 R)
• M10: 5,149,757 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 11.8

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.79 AU - 1.09 AU

Year: 579 Days

Day: 13.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,296,375 km

• M1: 146,905 km (0.099 R)
• M2: 579,093 km (0.106 R)
• M3: 1,155,644 km (0.113 R)
• M4: 1,885,532 km (0.091 R)
• M5: 2,346,443 km (0.059 R)
• M6: 2,933,913 km (0.084 R)
• M7: 3,382,408 km (0.112 R)
• M8: 3,889,245 km (0.11 R)
• M9: 4,295,553 km (0.06 R)
• M10: 5,086,776 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.5

Radius: 11.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.3 AU - 1.6 AU

Year: 1110 Days

Day: 10.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,296,375 km

• M1: 148,102 km (0.045 R)
• M2: 652,696 km (0.092 R)
• M3: 1,485,357 km (0.113 R)
• M4: 1,928,765 km (0.096 R)
• M5: 2,540,920 km (0.082 R)
• M6: 3,439,704 km (0.098 R)
• M7: 4,358,085 km (0.08 R)
• M8: 4,963,657 km (0.032 R)
• M9: 5,967,609 km (0.116 R)
• M10: 6,596,518 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.7

Radius: 12.9

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.26 AU - 4.06 AU

Year: 4452 Days

Day: 5.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,296,375 km

• M1: 160,967 km (0.044 R)
• M2: 656,435 km (0.111 R)
• M3: 1,540,858 km (0.088 R)
• M4: 2,112,172 km (0.088 R)
• M5: 4,892,299 km (0.11 R)
• M6: 5,479,022 km (0.057 R)
• M7: 7,042,469 km (0.095 R)
• M8: 7,657,915 km (0.109 R)
• M9: 8,168,941 km (0.081 R)
• M10: 9,071,316 km (0.095 R)
• M11: 9,919,386 km (0.118 R)
• M12: 11,203,385 km (0.107 R)
• M13: 12,736,015 km (0.042 R)
• M14: 13,308,975 km (0.115 R)
• M15: 13,799,506 km (0.106 R)
• M16: 14,506,655 km (0.108 R)
• M17: 16,887,056 km (0.1 R)
• M18: 17,755,023 km (0.108 R)
• M19: 18,897,053 km (0.061 R)
• M20: 20,279,637 km (0.04 R)
• M21: 21,527,283 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.5

Radius: 15

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.12 AU - 5.8 AU

Year: 7024 Days

Day: 11.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 21,296,375 km

• M1: 186,549 km (0.114 R)
• M2: 995,424 km (0.115 R)
• M3: 1,604,736 km (0.031 R)
• M4: 2,550,045 km (0.092 R)
• M5: 3,517,944 km (0.11 R)
• M6: 4,887,362 km (0.103 R)
• M7: 6,799,373 km (0.091 R)
• M8: 8,366,710 km (0.063 R)
• M9: 9,932,102 km (0.046 R)
• M10: 10,639,101 km (0.068 R)
• M11: 11,892,133 km (0.094 R)
• M12: 13,019,054 km (0.071 R)
• M13: 16,051,702 km (0.116 R)
• M14: 16,894,536 km (0.094 R)
• M15: 17,766,692 km (0.072 R)
• M16: 18,598,157 km (0.118 R)
• M17: 20,189,878 km (0.105 R)
• M18: 21,095,544 km (0.11 R)
• M19: 22,424,870 km (0.115 R)
• M20: 23,069,338 km (0.026 R)
• M21: 28,118,565 km (0.107 R)
• M22: 31,497,832 km (0.115 R)
• M23: 32,613,682 km (0.099 R)
• M24: 37,679,664 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.5

Radius: 10.3

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.84 AU - 6.34 AU

Year: 7301 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 21,296,375 km

• M1: 129,103 km (0.026 R)
• M2: 543,489 km (0.081 R)
• M3: 928,105 km (0.117 R)
• M4: 1,312,273 km (0.094 R)
• M5: 1,729,950 km (0.103 R)
• M6: 2,359,158 km (0.077 R)
• M7: 2,777,733 km (0.098 R)
• M8: 3,666,943 km (0.095 R)
• M9: 4,312,907 km (0.105 R)
• M10: 4,735,820 km (0.114 R)
• M11: 7,517,742 km (0.084 R)
• M12: 10,128,673 km (0.116 R)
• M13: 10,725,569 km (0.119 R)
• M14: 11,398,460 km (0.078 R)
• M15: 12,044,424 km (0.12 R)
• M16: 12,544,679 km (0.056 R)
• M17: 15,065,104 km (0.079 R)
• M18: 17,762,653 km (0.067 R)
• M19: 18,411,309 km (0.114 R)
• M20: 23,316,623 km (0.096 R)
• M21: 24,269,412 km (0.079 R)
• M22: 27,761,326 km (0.112 R)
• M23: 33,497,357 km (0.088 R)
• M24: 33,825,126 km (0.112 R)
• M25: 35,270,690 km (0.08 R)
• M26: 35,610,128 km (0.054 R)
• M27: 36,873,033 km (0.119 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.4

Radius: 11.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.4 AU - 6.68 AU

Year: 8291 Days

Day: 13 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,296,375 km

• M1: 148,999 km (0.101 R)
• M2: 563,086 km (0.102 R)
• M3: 1,363,136 km (0.092 R)
• M4: 1,793,379 km (0.069 R)
• M5: 2,529,850 km (0.119 R)
• M6: 3,684,745 km (0.113 R)
• M7: 4,646,959 km (0.118 R)
• M8: 7,155,117 km (0.077 R)
• M9: 7,526,119 km (0.057 R)
• M10: 8,173,130 km (0.047 R)
• M11: 12,371,445 km (0.065 R)
• M12: 13,181,218 km (0.091 R)
• M13: 16,994,468 km (0.098 R)
• M14: 17,769,385 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 12,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit