🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.38 AU - 0.62 AU

Year: 225 Days

Day: 12.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.57 AU - 0.69 AU

Year: 318 Days

Day: 34.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.3

Radius: 14.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.81 AU - 1.09 AU

Year: 589 Days

Day: 11.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,095,864 km

• M1: 175,777 km (0.102 R)
• M2: 630,854 km (0.1 R)
• M3: 1,429,557 km (0.086 R)
• M4: 1,886,280 km (0.091 R)
• M5: 2,391,023 km (0.112 R)
• M6: 3,156,515 km (0.112 R)
• M7: 4,230,777 km (0.037 R)
• M8: 4,671,642 km (0.111 R)
• M9: 5,143,324 km (0.097 R)
• M10: 6,775,138 km (0.089 R)
• M11: 7,768,019 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.5

Radius: 10.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.95 AU - 1.01 AU

Year: 617 Days

Day: 10.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,095,864 km

• M1: 135,386 km (0.088 R)
• M2: 567,574 km (0.106 R)
• M3: 980,913 km (0.098 R)
• M4: 1,339,499 km (0.038 R)
• M5: 1,709,006 km (0.061 R)
• M6: 2,349,135 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.8

Radius: 12.6

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.88 AU - 1.16 AU

Year: 655 Days

Day: 8.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,095,864 km

• M1: 156,629 km (0.091 R)
• M2: 550,071 km (0.113 R)
• M3: 1,043,146 km (0.101 R)
• M4: 1,453,792 km (0.116 R)
• M5: 2,075,072 km (0.069 R)
• M6: 2,583,406 km (0.09 R)
• M7: 2,978,045 km (0.109 R)
• M8: 3,402,155 km (0.111 R)
• M9: 4,014,459 km (0.083 R)
• M10: 4,853,703 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.9

Radius: 13.5

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.9 AU - 2.16 AU

Year: 1839 Days

Day: 10.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,095,864 km

• M1: 167,849 km (0.11 R)
• M2: 619,036 km (0.091 R)
• M3: 1,281,306 km (0.119 R)
• M4: 2,044,255 km (0.114 R)
• M5: 2,475,695 km (0.045 R)
• M6: 3,110,140 km (0.085 R)
• M7: 3,869,798 km (0.071 R)
• M8: 4,476,866 km (0.115 R)
• M9: 6,135,457 km (0.119 R)
• M10: 7,189,524 km (0.098 R)
• M11: 7,715,211 km (0.085 R)
• M12: 8,680,865 km (0.093 R)
• M13: 9,482,560 km (0.108 R)
• M14: 11,003,971 km (0.111 R)
• M15: 12,935,877 km (0.104 R)
• M16: 14,389,071 km (0.077 R)
• M17: 15,084,552 km (0.069 R)
• M18: 15,899,710 km (0.1 R)
• M19: 17,357,991 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.9

Radius: 9.6

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.98 AU - 2.16 AU

Year: 1894 Days

Day: 11.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,095,864 km

• M1: 119,379 km (0.094 R)
• M2: 448,345 km (0.072 R)
• M3: 774,917 km (0.081 R)
• M4: 1,209,499 km (0.103 R)
• M5: 1,687,015 km (0.11 R)
• M6: 2,005,509 km (0.115 R)
• M7: 2,552,888 km (0.032 R)
• M8: 4,514,415 km (0.095 R)
• M9: 6,061,407 km (0.097 R)
• M10: 6,683,734 km (0.04 R)
• M11: 8,301,335 km (0.068 R)
• M12: 11,118,862 km (0.103 R)
• M13: 11,931,926 km (0.083 R)
• M14: 12,413,931 km (0.047 R)
• M15: 13,076,948 km (0.086 R)
• M16: 14,883,492 km (0.074 R)
• M17: 15,679,353 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.6

Radius: 3.7

Gravity: 40.07 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.49 AU - 9.87 AU

Year: 17685 Days

Day: 23.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,095,864 km

• M1: 46,076 km (0.088 R)
• M2: 248,482 km (0.084 R)
• M3: 911,949 km (0.068 R)
• M4: 1,312,273 km (0.063 R)
• M5: 1,750,145 km (0.102 R)
• M6: 3,340,969 km (0.09 R)
• M7: 8,473,523 km (0.072 R)
• M8: 9,675,691 km (0.113 R)
• M9: 20,230,270 km (0.103 R)
• M10: 20,771,664 km (0.059 R)
• M11: 28,041,373 km (0.105 R)
• M12: 28,601,318 km (0.104 R)
• M13: 30,560,751 km (0.093 R)
• M14: 39,573,274 km (0.119 R)
• M15: 63,739,314 km (0.094 R)
• M16: 64,512,137 km (0.036 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 10,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit