🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.63 AU - 0.69 AU

Year: 341 Days

Day: 25 Hours

Environment

Temp: -128 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,690,420 km

• M1: 33,959 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.6

Radius: 11.9

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.75 AU - 0.79 AU

Year: 430 Days

Day: 6.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,690,420 km

• M1: 147,952 km (0.049 R)
• M2: 653,892 km (0.08 R)
• M3: 1,077,703 km (0.103 R)
• M4: 1,572,872 km (0.045 R)
• M5: 2,111,275 km (0.027 R)
• M6: 2,553,486 km (0.098 R)
• M7: 3,149,634 km (0.032 R)
• M8: 3,614,434 km (0.072 R)
• M9: 4,791,321 km (0.111 R)
• M10: 5,191,944 km (0.084 R)
• M11: 5,632,210 km (0.035 R)
• M12: 6,491,949 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.3

Radius: 15

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.8 AU - 2.14 AU

Year: 1758 Days

Day: 14.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,690,420 km

• M1: 186,549 km (0.034 R)
• M2: 790,475 km (0.098 R)
• M3: 1,275,771 km (0.116 R)
• M4: 1,826,889 km (0.097 R)
• M5: 2,743,475 km (0.052 R)
• M6: 3,562,823 km (0.105 R)
• M7: 4,349,109 km (0.116 R)
• M8: 5,036,512 km (0.096 R)
• M9: 6,247,506 km (0.099 R)
• M10: 8,404,109 km (0.1 R)
• M11: 9,474,632 km (0.111 R)
• M12: 10,073,621 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.9

Radius: 12.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.83 AU - 2.21 AU

Year: 1825 Days

Day: 14.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,690,420 km

• M1: 156,779 km (0.104 R)
• M2: 906,862 km (0.093 R)
• M3: 2,189,814 km (0.095 R)
• M4: 2,952,912 km (0.089 R)
• M5: 3,624,756 km (0.093 R)
• M6: 4,127,704 km (0.115 R)
• M7: 5,986,757 km (0.066 R)
• M8: 6,715,598 km (0.115 R)
• M9: 7,602,414 km (0.107 R)
• M10: 8,922,915 km (0.069 R)
• M11: 9,376,196 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602

Radius: 11.9

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.68 AU - 5.1 AU

Year: 5848 Days

Day: 10.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,690,420 km

• M1: 147,952 km (0.09 R)
• M2: 629,657 km (0.093 R)
• M3: 1,255,276 km (0.116 R)
• M4: 1,702,125 km (0.103 R)
• M5: 2,073,127 km (0.059 R)
• M6: 2,532,842 km (0.072 R)
• M7: 3,466,183 km (0.07 R)
• M8: 3,839,429 km (0.098 R)
• M9: 4,879,284 km (0.08 R)
• M10: 5,494,431 km (0.094 R)
• M11: 6,678,647 km (0.11 R)
• M12: 8,644,663 km (0.089 R)
• M13: 9,717,578 km (0.095 R)
• M14: 10,109,076 km (0.112 R)
• M15: 10,738,883 km (0.036 R)
• M16: 11,394,870 km (0.087 R)
• M17: 13,793,821 km (0.118 R)
• M18: 15,256,739 km (0.12 R)
• M19: 16,945,100 km (0.055 R)
• M20: 19,023,613 km (0.096 R)
• M21: 20,405,898 km (0.066 R)
• M22: 24,792,706 km (0.038 R)
• M23: 28,958,258 km (0.116 R)
• M24: 31,726,716 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.5

Radius: 3.4

Gravity: 51.17 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.35 AU - 7.97 AU

Year: 12182 Days

Day: 15.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,690,420 km

• M1: 42,336 km (0.115 R)
• M2: 251,324 km (0.081 R)
• M3: 428,000 km (0.092 R)
• M4: 752,477 km (0.095 R)
• M5: 864,825 km (0.053 R)
• M6: 1,652,757 km (0.054 R)
• M7: 1,945,969 km (0.102 R)
• M8: 2,429,170 km (0.069 R)
• M9: 6,050,635 km (0.102 R)
• M10: 9,625,426 km (0.089 R)
• M11: 13,488,193 km (0.091 R)
• M12: 16,183,498 km (0.055 R)
• M13: 18,503,910 km (0.116 R)
• M14: 21,465,798 km (0.055 R)
• M15: 21,813,165 km (0.03 R)
• M16: 25,206,344 km (0.099 R)
• M17: 31,317,267 km (0.065 R)
• M18: 33,129,944 km (0.061 R)
• M19: 39,892,815 km (0.047 R)
• M20: 43,664,327 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.9

Radius: 7.5

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.02 AU - 12.26 AU

Year: 20530 Days

Day: 19.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,690,420 km

• M1: 93,349 km (0.096 R)
• M2: 558,000 km (0.11 R)
• M3: 794,065 km (0.097 R)
• M4: 1,315,713 km (0.079 R)
• M5: 1,820,157 km (0.055 R)
• M6: 2,469,562 km (0.115 R)
• M7: 4,154,333 km (0.1 R)
• M8: 9,031,672 km (0.117 R)
• M9: 10,461,678 km (0.11 R)
• M10: 11,452,465 km (0.116 R)
• M11: 14,648,025 km (0.112 R)
• M12: 18,480,872 km (0.116 R)
• M13: 25,789,925 km (0.074 R)
• M14: 34,548,880 km (0.112 R)
• M15: 37,716,914 km (0.102 R)
• M16: 50,583,378 km (0.05 R)
• M17: 60,483,915 km (0.084 R)
• M18: 63,647,910 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: 252 - 13,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit