🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.66 AU - 0.72 AU

Year: 217 Days

Day: 22.7 Hours

Environment

Temp: 180 °C

Axial Tilt: 95.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.9 AU - 2.08 AU

Year: 1063 Days

Day: 39.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 120.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.04 AU - 4 AU

Year: 2501 Days

Day: 18.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3 AU - 4.22 AU

Year: 2598 Days

Day: 37.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.53 AU - 3.77 AU

Year: 2641 Days

Day: 26.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.4

Radius: 12.2

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.25 AU - 4.91 AU

Year: 3712 Days

Day: 12.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 106,423,310 km

• M1: 168,746 km (0.096 R)
• M2: 702,811 km (0.084 R)
• M3: 1,202,468 km (0.112 R)
• M4: 2,394,912 km (0.061 R)
• M5: 2,939,598 km (0.114 R)
• M6: 3,971,524 km (0.087 R)
• M7: 4,407,901 km (0.039 R)
• M8: 5,993,190 km (0.114 R)
• M9: 8,091,898 km (0.073 R)
• M10: 9,182,467 km (0.062 R)
• M11: 10,523,911 km (0.073 R)
• M12: 12,953,829 km (0.119 R)
• M13: 13,592,313 km (0.077 R)
• M14: 17,596,300 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.6

Radius: 14.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.3 AU - 10.68 AU

Year: 10209 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 106,423,310 km

• M1: 182,809 km (0.091 R)
• M2: 1,473,689 km (0.046 R)
• M3: 2,127,431 km (0.099 R)
• M4: 3,372,534 km (0.111 R)
• M5: 5,852,418 km (0.113 R)
• M6: 8,130,046 km (0.067 R)
• M7: 9,876,003 km (0.115 R)
• M8: 11,003,671 km (0.038 R)
• M9: 11,627,794 km (0.109 R)
• M10: 12,456,267 km (0.064 R)
• M11: 13,387,214 km (0.106 R)
• M12: 14,836,070 km (0.102 R)
• M13: 16,241,841 km (0.088 R)
• M14: 19,236,192 km (0.112 R)
• M15: 20,227,278 km (0.07 R)
• M16: 20,906,751 km (0.076 R)
• M17: 21,865,674 km (0.027 R)
• M18: 23,871,631 km (0.101 R)
• M19: 24,439,355 km (0.114 R)
• M20: 27,209,010 km (0.064 R)
• M21: 28,882,412 km (0.116 R)
• M22: 30,512,730 km (0.111 R)
• M23: 31,860,457 km (0.107 R)
• M24: 35,771,544 km (0.037 R)
• M25: 40,793,544 km (0.106 R)
• M26: 43,824,247 km (0.095 R)
• M27: 44,676,207 km (0.097 R)
• M28: 48,044,852 km (0.097 R)
• M29: 48,647,582 km (0.077 R)
• M30: 54,790,669 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.4

Radius: 3

Gravity: 106.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.88 AU - 21.36 AU

Year: 28013 Days

Day: 18.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 106,423,310 km

• M1: 41,887 km (0.088 R)
• M2: 143,764 km (0.117 R)
• M3: 265,686 km (0.076 R)
• M4: 433,535 km (0.049 R)
• M5: 607,517 km (0.111 R)
• M6: 863,180 km (0.082 R)
• M7: 1,139,487 km (0.094 R)
• M8: 1,950,607 km (0.086 R)
• M9: 2,131,321 km (0.054 R)
• M10: 2,249,802 km (0.063 R)
• M11: 3,176,112 km (0.096 R)
• M12: 5,339,148 km (0.036 R)
• M13: 5,921,084 km (0.054 R)
• M14: 7,052,343 km (0.117 R)
• M15: 7,369,490 km (0.079 R)
• M16: 12,024,677 km (0.083 R)
• M17: 14,484,215 km (0.052 R)
• M18: 15,431,768 km (0.071 R)
• M19: 16,328,308 km (0.045 R)
• M20: 17,931,100 km (0.039 R)
• M21: 18,921,288 km (0.067 R)
• M22: 19,225,271 km (0.11 R)
• M23: 20,580,478 km (0.087 R)
• M24: 21,665,362 km (0.107 R)
• M25: 26,010,432 km (0.095 R)
• M26: 26,765,752 km (0.071 R)
• M27: 26,892,910 km (0.101 R)
• M28: 30,345,629 km (0.096 R)
• M29: 32,755,950 km (0.057 R)
• M30: 44,027,252 km (0.039 R)
• M31: 44,739,637 km (0.073 R)
• M32: 61,973,461 km (0.083 R)
• M33: 62,643,360 km (0.086 R)
• M34: 64,453,644 km (0.116 R)
• M35: 64,682,230 km (0.102 R)
• M36: 66,764,931 km (0.058 R)
• M37: 71,552,213 km (0.073 R)
• M38: 75,797,052 km (0.074 R)
• M39: 83,420,261 km (0.089 R)
• M40: 83,691,930 km (0.118 R)
• M41: 88,399,775 km (0.072 R)
• M42: 91,538,339 km (0.067 R)
• M43: 102,327,936 km (0.051 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 11,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit