🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.54 AU - 0.56 AU

Year: 146 Days

Day: 21.4 Hours

Environment

Temp: 260 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.6 AU - 0.9 AU

Year: 233 Days

Day: 35.2 Hours

Environment

Temp: 202 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.02 AU - 1.1 AU

Year: 391 Days

Day: 39.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.38 AU - 1.68 AU

Year: 678 Days

Day: 25.5 Hours

Environment

Temp: -21 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,390,980 km

• M1: 78,240 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.45 AU - 2.19 AU

Year: 879 Days

Day: 25.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 52.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.95 AU - 2.55 AU

Year: 1209 Days

Day: 41.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 11.2

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.77 AU - 8.79 AU

Year: 7035 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,390,980 km

• M1: 139,276 km (0.108 R)
• M2: 552,166 km (0.092 R)
• M3: 1,442,572 km (0.115 R)
• M4: 2,391,472 km (0.106 R)
• M5: 2,776,237 km (0.083 R)
• M6: 4,306,773 km (0.114 R)
• M7: 5,119,538 km (0.052 R)
• M8: 6,275,780 km (0.119 R)
• M9: 7,883,957 km (0.119 R)
• M10: 11,287,010 km (0.12 R)
• M11: 11,944,343 km (0.074 R)
• M12: 14,448,162 km (0.093 R)
• M13: 14,887,830 km (0.101 R)
• M14: 15,851,839 km (0.113 R)
• M15: 17,467,795 km (0.026 R)
• M16: 19,655,664 km (0.097 R)
• M17: 23,421,192 km (0.107 R)
• M18: 24,105,154 km (0.075 R)
• M19: 25,913,642 km (0.118 R)
• M20: 26,318,454 km (0.091 R)
• M21: 27,895,515 km (0.084 R)
• M22: 28,320,672 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.5

Radius: 6.5

Gravity: 17.91 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 10 AU - 16.34 AU

Year: 17118 Days

Day: 23.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 125.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,390,980 km

• M1: 80,932 km (0.099 R)
• M2: 453,880 km (0.118 R)
• M3: 824,733 km (0.041 R)
• M4: 1,369,120 km (0.109 R)
• M5: 2,031,389 km (0.05 R)
• M6: 2,294,383 km (0.104 R)
• M7: 2,511,898 km (0.117 R)
• M8: 3,302,971 km (0.095 R)
• M9: 3,581,373 km (0.101 R)
• M10: 3,936,219 km (0.034 R)
• M11: 4,153,734 km (0.078 R)
• M12: 7,064,311 km (0.077 R)
• M13: 7,293,495 km (0.064 R)
• M14: 10,564,452 km (0.052 R)
• M15: 11,481,786 km (0.037 R)
• M16: 12,651,342 km (0.11 R)
• M17: 22,644,330 km (0.086 R)
• M18: 32,035,337 km (0.099 R)
• M19: 33,558,692 km (0.081 R)
• M20: 35,129,769 km (0.029 R)
• M21: 44,344,100 km (0.063 R)
• M22: 48,177,246 km (0.078 R)
• M23: 62,345,511 km (0.056 R)
• M24: 63,720,465 km (0.111 R)
• M25: 67,553,910 km (0.119 R)
• M26: 69,422,388 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.1

Radius: 7.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 13.83 AU - 20.07 AU

Year: 24994 Days

Day: 25 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,390,980 km

• M1: 94,396 km (0.069 R)
• M2: 369,208 km (0.107 R)
• M3: 908,358 km (0.086 R)
• M4: 1,337,854 km (0.12 R)
• M5: 1,818,961 km (0.054 R)
• M6: 2,265,061 km (0.07 R)
• M7: 3,035,939 km (0.092 R)
• M8: 3,398,714 km (0.114 R)
• M9: 6,285,953 km (0.107 R)
• M10: 7,625,303 km (0.087 R)
• M11: 9,902,781 km (0.091 R)
• M12: 12,202,399 km (0.114 R)
• M13: 14,964,125 km (0.104 R)
• M14: 16,082,220 km (0.098 R)
• M15: 23,722,183 km (0.095 R)
• M16: 24,339,274 km (0.078 R)
• M17: 25,790,075 km (0.119 R)
• M18: 26,442,620 km (0.115 R)
• M19: 27,490,105 km (0.113 R)
• M20: 31,744,668 km (0.071 R)
• M21: 34,699,974 km (0.115 R)
• M22: 41,658,369 km (0.079 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 14,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit