🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.51 AU - 0.57 AU

Year: 149 Days

Day: 18.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.2

Radius: 8.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.9 AU - 5.04 AU

Year: 4174 Days

Day: 8.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 58,682,928 km

• M1: 125,513 km (0.054 R)
• M2: 970,441 km (0.107 R)
• M3: 2,194,451 km (0.082 R)
• M4: 4,623,921 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.5

Radius: 10.4

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.19 AU - 6.41 AU

Year: 5262 Days

Day: 10.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,682,928 km

• M1: 129,402 km (0.116 R)
• M2: 471,682 km (0.102 R)
• M3: 862,282 km (0.097 R)
• M4: 1,248,993 km (0.081 R)
• M5: 2,038,271 km (0.052 R)
• M6: 2,535,385 km (0.098 R)
• M7: 2,886,042 km (0.046 R)
• M8: 3,329,749 km (0.112 R)
• M9: 3,774,205 km (0.116 R)
• M10: 4,354,794 km (0.07 R)
• M11: 6,269,946 km (0.069 R)
• M12: 7,326,107 km (0.073 R)
• M13: 8,230,725 km (0.086 R)
• M14: 8,574,052 km (0.056 R)
• M15: 9,830,824 km (0.047 R)
• M16: 15,171,917 km (0.114 R)
• M17: 16,457,411 km (0.066 R)
• M18: 16,881,222 km (0.091 R)
• M19: 20,678,315 km (0.086 R)
• M20: 23,075,023 km (0.105 R)
• M21: 25,732,180 km (0.069 R)
• M22: 28,673,873 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.6

Radius: 8.6

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.18 AU - 9.42 AU

Year: 9834 Days

Day: 8.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,682,928 km

• M1: 108,309 km (0.116 R)
• M2: 604,675 km (0.117 R)
• M3: 927,806 km (0.07 R)
• M4: 1,506,899 km (0.072 R)
• M5: 2,929,426 km (0.048 R)
• M6: 3,907,048 km (0.104 R)
• M7: 4,699,468 km (0.058 R)
• M8: 5,180,425 km (0.052 R)
• M9: 6,747,612 km (0.112 R)
• M10: 10,787,502 km (0.103 R)
• M11: 17,511,029 km (0.066 R)
• M12: 20,180,454 km (0.099 R)
• M13: 21,530,574 km (0.12 R)
• M14: 22,269,289 km (0.072 R)
• M15: 24,058,479 km (0.052 R)
• M16: 24,943,351 km (0.053 R)
• M17: 27,631,924 km (0.069 R)
• M18: 31,335,069 km (0.091 R)
• M19: 34,126,865 km (0.09 R)
• M20: 37,549,215 km (0.07 R)
• M21: 40,076,671 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.3

Radius: 6.1

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.32 AU - 18.06 AU

Year: 23413 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,682,928 km

• M1: 79,137 km (0.089 R)
• M2: 302,636 km (0.106 R)
• M3: 752,328 km (0.095 R)
• M4: 2,143,887 km (0.037 R)
• M5: 2,720,138 km (0.116 R)
• M6: 3,117,320 km (0.069 R)
• M7: 6,476,690 km (0.112 R)
• M8: 10,368,180 km (0.048 R)
• M9: 10,759,079 km (0.106 R)
• M10: 11,334,283 km (0.036 R)
• M11: 13,118,536 km (0.047 R)
• M12: 29,970,288 km (0.091 R)
• M13: 40,975,605 km (0.026 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 12,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit