🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.68 AU - 1.06 AU

Year: 306 Days

Day: 28.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 43.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.43 AU - 1.75 AU

Year: 755 Days

Day: 21.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.05 AU - 3.23 AU

Year: 1616 Days

Day: 40.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.04 AU - 3.54 AU

Year: 2248 Days

Day: 17.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,878,595 km

• M1: 708,645 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.84 AU - 3.82 AU

Year: 2289 Days

Day: 44.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.9

Radius: 10.8

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.25 AU - 8.79 AU

Year: 7769 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,878,595 km

• M1: 139,276 km (0.091 R)
• M2: 1,684,771 km (0.111 R)
• M3: 2,029,295 km (0.063 R)
• M4: 2,603,003 km (0.047 R)
• M5: 3,457,207 km (0.079 R)
• M6: 3,949,833 km (0.051 R)
• M7: 4,665,808 km (0.111 R)
• M8: 5,600,795 km (0.101 R)
• M9: 6,809,695 km (0.095 R)
• M10: 7,204,334 km (0.087 R)
• M11: 7,586,407 km (0.095 R)
• M12: 10,722,876 km (0.116 R)
• M13: 13,334,257 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.9

Radius: 8.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.34 AU - 10.5 AU

Year: 12671 Days

Day: 5.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,878,595 km

• M1: 109,506 km (0.081 R)
• M2: 450,888 km (0.046 R)
• M3: 932,743 km (0.101 R)
• M4: 2,122,046 km (0.075 R)
• M5: 2,602,554 km (0.094 R)
• M6: 3,153,972 km (0.068 R)
• M7: 4,489,432 km (0.09 R)
• M8: 5,458,677 km (0.094 R)
• M9: 6,135,457 km (0.075 R)
• M10: 7,508,168 km (0.036 R)
• M11: 8,305,524 km (0.111 R)
• M12: 10,293,829 km (0.104 R)
• M13: 13,924,570 km (0.107 R)
• M14: 19,075,524 km (0.108 R)
• M15: 19,421,244 km (0.062 R)
• M16: 20,267,819 km (0.095 R)
• M17: 20,773,011 km (0.058 R)
• M18: 23,033,584 km (0.105 R)
• M19: 27,595,122 km (0.067 R)
• M20: 28,936,267 km (0.104 R)
• M21: 30,886,425 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733

Radius: 8

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.22 AU - 12.42 AU

Year: 16291 Days

Day: 23 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,878,595 km

• M1: 99,483 km (0.096 R)
• M2: 403,914 km (0.111 R)
• M3: 727,195 km (0.039 R)
• M4: 1,389,615 km (0.101 R)
• M5: 1,752,539 km (0.117 R)
• M6: 2,099,157 km (0.088 R)
• M7: 2,602,255 km (0.108 R)
• M8: 3,131,831 km (0.109 R)
• M9: 3,395,423 km (0.093 R)
• M10: 3,645,251 km (0.085 R)
• M11: 4,058,590 km (0.099 R)
• M12: 4,908,905 km (0.093 R)
• M13: 5,952,350 km (0.065 R)
• M14: 7,047,107 km (0.039 R)
• M15: 10,076,464 km (0.086 R)
• M16: 10,951,163 km (0.043 R)
• M17: 12,850,906 km (0.108 R)
• M18: 21,411,345 km (0.111 R)
• M19: 25,187,644 km (0.099 R)
• M20: 28,238,692 km (0.092 R)
• M21: 31,042,905 km (0.055 R)
• M22: 33,517,253 km (0.074 R)
• M23: 34,932,748 km (0.09 R)
• M24: 38,020,299 km (0.091 R)
• M25: 38,714,732 km (0.066 R)
• M26: 46,289,022 km (0.108 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 20,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit