🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.69 AU - 0.71 AU

Year: 221 Days

Day: 22.2 Hours

Environment

Temp: 124 °C

Axial Tilt: 43 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.83 AU - 1.19 AU

Year: 382 Days

Day: 39.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.6 AU - 2.6 AU

Year: 1146 Days

Day: 47 Hours

Environment

Temp: -80 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,506,005 km

• M1: 85,271 km (0.085 R)
• M2: 259,403 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.1

Radius: 14.2

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.43 AU - 6.99 AU

Year: 6548 Days

Day: 7.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,506,005 km

• M1: 176,974 km (0.111 R)
• M2: 897,587 km (0.079 R)
• M3: 1,584,840 km (0.087 R)
• M4: 2,253,243 km (0.103 R)
• M5: 3,005,421 km (0.094 R)
• M6: 3,618,623 km (0.107 R)
• M7: 5,302,048 km (0.086 R)
• M8: 7,131,031 km (0.09 R)
• M9: 11,844,411 km (0.09 R)
• M10: 16,154,027 km (0.042 R)
• M11: 18,246,901 km (0.079 R)
• M12: 20,076,034 km (0.088 R)
• M13: 21,110,204 km (0.105 R)
• M14: 23,044,954 km (0.111 R)
• M15: 33,486,586 km (0.094 R)
• M16: 34,001,202 km (0.108 R)
• M17: 34,730,492 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.7

Radius: 4.6

Gravity: 20.59 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 10.36 AU - 13.84 AU

Year: 15856 Days

Day: 20.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,506,005 km

• M1: 58,044 km (0.104 R)
• M2: 342,130 km (0.06 R)
• M3: 756,367 km (0.087 R)
• M4: 1,171,651 km (0.101 R)
• M5: 1,367,175 km (0.119 R)
• M6: 1,979,479 km (0.094 R)
• M7: 2,870,634 km (0.063 R)
• M8: 4,762,448 km (0.038 R)
• M9: 10,814,131 km (0.072 R)
• M10: 14,259,819 km (0.113 R)
• M11: 16,376,479 km (0.09 R)
• M12: 17,278,704 km (0.064 R)
• M13: 18,774,234 km (0.083 R)
• M14: 20,183,595 km (0.116 R)
• M15: 24,348,250 km (0.115 R)
• M16: 27,456,296 km (0.09 R)
• M17: 48,829,044 km (0.077 R)
• M18: 51,957,884 km (0.106 R)
• M19: 53,897,869 km (0.119 R)
• M20: 54,555,052 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.3

Radius: 6.9

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 10.95 AU - 18.01 AU

Year: 20758 Days

Day: 19.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,506,005 km

• M1: 106,364 km (0.109 R)
• M2: 1,593,666 km (0.047 R)
• M3: 2,798,976 km (0.043 R)
• M4: 13,140,378 km (0.082 R)
• M5: 15,402,746 km (0.113 R)
• M6: 17,454,930 km (0.113 R)
• M7: 17,715,380 km (0.113 R)
• M8: 21,715,777 km (0.105 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: 154 - 10,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit