🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.51 AU - 0.51 AU

Year: 133 Days

Day: 12.3 Hours

Environment

Temp: 253 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,756,084 km

• M1: 39,793 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.55 AU - 0.69 AU

Year: 178 Days

Day: 16.2 Hours

Environment

Temp: 142 °C

Axial Tilt: 43.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.66 AU - 0.86 AU

Year: 242 Days

Day: 19.4 Hours

Environment

Temp: 186 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.48 AU - 2 AU

Year: 838 Days

Day: 29.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.66 AU - 2.72 AU

Year: 1184 Days

Day: 36.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.7

Radius: 9.1

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.75 AU - 7.43 AU

Year: 6179 Days

Day: 12.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,756,084 km

• M1: 114,592 km (0.111 R)
• M2: 475,871 km (0.036 R)
• M3: 781,200 km (0.11 R)
• M4: 1,191,248 km (0.096 R)
• M5: 1,570,778 km (0.056 R)
• M6: 1,911,262 km (0.09 R)
• M7: 3,178,356 km (0.11 R)
• M8: 6,019,070 km (0.067 R)
• M9: 6,652,617 km (0.114 R)
• M10: 7,440,848 km (0.087 R)
• M11: 7,934,970 km (0.07 R)
• M12: 8,655,434 km (0.074 R)
• M13: 10,088,432 km (0.047 R)
• M14: 10,505,361 km (0.12 R)
• M15: 11,723,836 km (0.098 R)
• M16: 12,979,859 km (0.106 R)
• M17: 15,881,011 km (0.03 R)
• M18: 23,008,153 km (0.099 R)
• M19: 23,488,511 km (0.073 R)
• M20: 34,452,240 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 14.2

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.58 AU - 10.16 AU

Year: 8845 Days

Day: 8.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,756,084 km

• M1: 176,825 km (0.086 R)
• M2: 683,662 km (0.074 R)
• M3: 1,305,840 km (0.073 R)
• M4: 1,941,631 km (0.114 R)
• M5: 2,733,602 km (0.096 R)
• M6: 4,129,948 km (0.091 R)
• M7: 5,200,920 km (0.104 R)
• M8: 6,562,111 km (0.115 R)
• M9: 7,698,905 km (0.118 R)
• M10: 9,462,365 km (0.083 R)
• M11: 10,752,796 km (0.042 R)
• M12: 11,358,218 km (0.101 R)
• M13: 14,058,011 km (0.101 R)
• M14: 15,684,738 km (0.063 R)
• M15: 16,201,599 km (0.09 R)
• M16: 17,765,346 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 13,267 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit