🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.46 AU - 0.68 AU

Year: 278 Days

Day: 32.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.8

Radius: 9

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.53 AU - 0.85 AU

Year: 370 Days

Day: 6.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,924,431 km

• M1: 112,348 km (0.079 R)
• M2: 492,327 km (0.105 R)
• M3: 848,669 km (0.04 R)
• M4: 1,419,983 km (0.114 R)
• M5: 1,756,578 km (0.106 R)
• M6: 2,229,457 km (0.114 R)
• M7: 2,547,053 km (0.069 R)
• M8: 2,874,822 km (0.067 R)
• M9: 3,374,479 km (0.114 R)
• M10: 3,759,095 km (0.11 R)
• M11: 4,237,958 km (0.095 R)
• M12: 4,700,664 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.9

Radius: 12

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.83 AU - 1.11 AU

Year: 617 Days

Day: 11.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 52,924,431 km

• M1: 149,299 km (0.105 R)
• M2: 667,356 km (0.049 R)
• M3: 1,478,177 km (0.054 R)
• M4: 2,129,526 km (0.068 R)
• M5: 3,125,698 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.9

Radius: 9.4

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.94 AU - 1.34 AU

Year: 786 Days

Day: 14 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,924,431 km

• M1: 116,986 km (0.032 R)
• M2: 423,661 km (0.102 R)
• M3: 794,813 km (0.04 R)
• M4: 1,089,671 km (0.085 R)
• M5: 1,590,076 km (0.075 R)
• M6: 1,959,882 km (0.043 R)
• M7: 2,377,858 km (0.083 R)
• M8: 2,685,880 km (0.115 R)
• M9: 3,486,977 km (0.106 R)
• M10: 3,799,337 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.6

Radius: 13.1

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.28 AU - 2.14 AU

Year: 1444 Days

Day: 14.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,924,431 km

• M1: 167,250 km (0.106 R)
• M2: 622,327 km (0.116 R)
• M3: 1,128,716 km (0.11 R)
• M4: 1,546,692 km (0.038 R)
• M5: 1,954,795 km (0.067 R)
• M6: 2,699,494 km (0.116 R)
• M7: 3,138,863 km (0.098 R)
• M8: 4,471,630 km (0.098 R)
• M9: 5,011,229 km (0.038 R)
• M10: 5,857,505 km (0.114 R)
• M11: 6,457,242 km (0.114 R)
• M12: 7,780,286 km (0.095 R)
• M13: 8,477,412 km (0.06 R)
• M14: 9,034,814 km (0.078 R)
• M15: 11,198,298 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.2

Radius: 11.1

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.73 AU - 3.87 AU

Year: 3871 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,924,431 km

• M1: 146,307 km (0.026 R)
• M2: 508,334 km (0.096 R)
• M3: 865,424 km (0.069 R)
• M4: 1,759,421 km (0.038 R)
• M5: 2,605,845 km (0.068 R)
• M6: 4,828,122 km (0.04 R)
• M7: 5,709,253 km (0.113 R)
• M8: 6,694,505 km (0.088 R)
• M9: 7,789,561 km (0.112 R)
• M10: 8,554,156 km (0.118 R)
• M11: 9,524,298 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.4

Radius: 9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.95 AU - 3.87 AU

Year: 4066 Days

Day: 8.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,924,431 km

• M1: 112,049 km (0.12 R)
• M2: 407,654 km (0.065 R)
• M3: 726,896 km (0.047 R)
• M4: 1,132,605 km (0.115 R)
• M5: 2,144,785 km (0.069 R)
• M6: 2,756,341 km (0.068 R)
• M7: 3,412,178 km (0.103 R)
• M8: 3,741,293 km (0.05 R)
• M9: 6,159,692 km (0.068 R)
• M10: 6,440,338 km (0.112 R)
• M11: 6,863,850 km (0.108 R)
• M12: 11,904,400 km (0.073 R)
• M13: 14,417,644 km (0.106 R)
• M14: 16,180,655 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318

Radius: 5.7

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.67 AU - 10.05 AU

Year: 17028 Days

Day: 21.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,924,431 km

• M1: 71,358 km (0.086 R)
• M2: 810,671 km (0.057 R)
• M3: 1,054,515 km (0.084 R)
• M4: 1,570,478 km (0.095 R)
• M5: 1,754,484 km (0.117 R)
• M6: 2,022,563 km (0.118 R)
• M7: 2,641,001 km (0.102 R)
• M8: 2,994,052 km (0.041 R)
• M9: 3,478,898 km (0.101 R)
• M10: 3,875,931 km (0.119 R)
• M11: 5,181,921 km (0.118 R)
• M12: 8,532,913 km (0.105 R)
• M13: 8,768,829 km (0.055 R)
• M14: 14,991,502 km (0.072 R)
• M15: 18,669,814 km (0.093 R)
• M16: 18,907,974 km (0.107 R)
• M17: 19,963,237 km (0.115 R)
• M18: 20,463,343 km (0.1 R)
• M19: 23,089,683 km (0.087 R)
• M20: 39,376,852 km (0.115 R)
• M21: 44,958,199 km (0.05 R)
• M22: 49,360,715 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 18,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit