🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.48 AU - 0.72 AU

Year: 305 Days

Day: 37.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,054,310 km

• M1: 44,431 km (0.098 R)
• M2: 178,171 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.8

Radius: 10

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.75 AU - 0.75 AU

Year: 426 Days

Day: 7 Hours

Environment

Temp: -142 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,054,310 km

• M1: 124,316 km (0.093 R)
• M2: 487,390 km (0.051 R)
• M3: 824,583 km (0.085 R)
• M4: 1,136,046 km (0.114 R)
• M5: 1,627,176 km (0.115 R)
• M6: 2,001,919 km (0.109 R)
• M7: 2,339,412 km (0.061 R)
• M8: 3,085,007 km (0.059 R)
• M9: 3,794,849 km (0.065 R)
• M10: 4,202,803 km (0.083 R)
• M11: 4,609,858 km (0.094 R)
• M12: 5,253,578 km (0.072 R)
• M13: 6,045,699 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.3

Radius: 8

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.79 AU - 0.81 AU

Year: 469 Days

Day: 6.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 35,054,310 km

• M1: 99,931 km (0.105 R)
• M2: 397,182 km (0.113 R)
• M3: 651,648 km (0.064 R)
• M4: 955,631 km (0.117 R)
• M5: 1,552,975 km (0.06 R)
• M6: 2,004,462 km (0.06 R)
• M7: 2,364,245 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323

Radius: 12.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.15 AU - 1.41 AU

Year: 950 Days

Day: 10.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,054,310 km

• M1: 159,172 km (0.072 R)
• M2: 607,068 km (0.108 R)
• M3: 1,016,518 km (0.12 R)
• M4: 1,613,114 km (0.12 R)
• M5: 2,098,110 km (0.109 R)
• M6: 2,594,027 km (0.065 R)
• M7: 3,242,235 km (0.091 R)
• M8: 4,369,604 km (0.118 R)
• M9: 5,379,539 km (0.088 R)
• M10: 5,949,507 km (0.097 R)
• M11: 7,254,599 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.1

Radius: 12.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.84 AU - 4.17 AU

Year: 4295 Days

Day: 12.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 58.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,054,310 km

• M1: 160,519 km (0.096 R)
• M2: 654,191 km (0.095 R)
• M3: 1,392,307 km (0.08 R)
• M4: 2,010,446 km (0.057 R)
• M5: 2,654,016 km (0.094 R)
• M6: 3,085,606 km (0.105 R)
• M7: 3,682,950 km (0.073 R)
• M8: 4,713,231 km (0.118 R)
• M9: 6,594,723 km (0.114 R)
• M10: 7,590,596 km (0.085 R)
• M11: 8,288,470 km (0.084 R)
• M12: 8,839,738 km (0.094 R)
• M13: 10,535,729 km (0.117 R)
• M14: 11,037,032 km (0.052 R)
• M15: 14,738,681 km (0.106 R)
• M16: 15,185,381 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.1

Radius: 14.7

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.68 AU - 5.5 AU

Year: 6451 Days

Day: 7.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,054,310 km

• M1: 242,947 km (0.113 R)
• M2: 949,049 km (0.097 R)
• M3: 2,207,317 km (0.047 R)
• M4: 3,752,812 km (0.104 R)
• M5: 4,221,951 km (0.085 R)
• M6: 5,366,076 km (0.109 R)
• M7: 7,190,571 km (0.106 R)
• M8: 9,484,505 km (0.075 R)
• M9: 13,219,066 km (0.12 R)
• M10: 13,980,370 km (0.079 R)
• M11: 14,770,695 km (0.119 R)
• M12: 15,531,251 km (0.07 R)
• M13: 17,003,743 km (0.102 R)
• M14: 20,582,722 km (0.12 R)
• M15: 24,233,060 km (0.074 R)
• M16: 28,205,781 km (0.114 R)
• M17: 29,103,817 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.8

Radius: 14.7

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.03 AU - 6.51 AU

Year: 9092 Days

Day: 8.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,054,310 km

• M1: 257,907 km (0.119 R)
• M2: 764,296 km (0.102 R)
• M3: 1,264,102 km (0.118 R)
• M4: 1,899,743 km (0.095 R)
• M5: 4,335,945 km (0.086 R)
• M6: 4,834,854 km (0.084 R)
• M7: 8,003,336 km (0.036 R)
• M8: 12,079,280 km (0.114 R)
• M9: 13,269,630 km (0.114 R)
• M10: 16,218,653 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.1

Radius: 6.1

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.31 AU - 10.33 AU

Year: 15743 Days

Day: 17.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,054,310 km

• M1: 75,996 km (0.054 R)
• M2: 559,346 km (0.099 R)
• M3: 803,341 km (0.069 R)
• M4: 1,148,463 km (0.067 R)
• M5: 2,468,963 km (0.105 R)
• M6: 3,992,767 km (0.115 R)
• M7: 5,991,096 km (0.107 R)
• M8: 6,251,545 km (0.084 R)
• M9: 7,223,184 km (0.06 R)
• M10: 20,003,928 km (0.065 R)
• M11: 23,669,674 km (0.096 R)
• M12: 26,696,189 km (0.116 R)
• M13: 27,939,646 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 13,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit