🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.46 AU - 0.68 AU

Year: 160 Days

Day: 39.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,016,381 km

• M1: 59,690 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.62 AU - 1 AU

Year: 272 Days

Day: 36.4 Hours

Environment

Temp: 127 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.78 AU - 1.2 AU

Year: 367 Days

Day: 13.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 17.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 31,016,381 km

• M1: 40,092 km (0.064 R)
• M2: 413,189 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.68 AU - 2.96 AU

Year: 1765 Days

Day: 45.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.3 AU - 5 AU

Year: 3152 Days

Day: 35.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.7

Radius: 13.6

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.87 AU - 6.51 AU

Year: 5741 Days

Day: 6 Hours

Environment

Temp: -156 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,016,381 km

• M1: 169,195 km (0.119 R)
• M2: 796,609 km (0.07 R)
• M3: 1,280,109 km (0.066 R)
• M4: 3,054,789 km (0.099 R)
• M5: 4,071,605 km (0.101 R)
• M6: 5,217,525 km (0.093 R)
• M7: 5,654,201 km (0.104 R)
• M8: 6,436,748 km (0.12 R)
• M9: 8,334,546 km (0.106 R)
• M10: 12,372,193 km (0.069 R)
• M11: 12,889,203 km (0.079 R)
• M12: 14,871,225 km (0.042 R)
• M13: 15,456,003 km (0.083 R)
• M14: 17,819,949 km (0.098 R)
• M15: 18,413,404 km (0.115 R)
• M16: 21,655,040 km (0.077 R)
• M17: 25,590,810 km (0.044 R)
• M18: 28,974,265 km (0.11 R)
• M19: 31,676,003 km (0.114 R)

Asteroid Belt

Center: 6.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.7

Radius: 14.5

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.77 AU - 8.21 AU

Year: 6889 Days

Day: 7.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,016,381 km

• M1: 180,415 km (0.103 R)
• M2: 797,057 km (0.045 R)
• M3: 2,211,954 km (0.062 R)
• M4: 2,687,227 km (0.088 R)
• M5: 3,231,464 km (0.061 R)
• M6: 3,800,684 km (0.113 R)
• M7: 4,909,353 km (0.07 R)
• M8: 7,185,784 km (0.061 R)
• M9: 10,574,774 km (0.118 R)
• M10: 12,050,258 km (0.113 R)
• M11: 13,258,410 km (0.044 R)
• M12: 15,034,137 km (0.12 R)
• M13: 16,433,625 km (0.085 R)
• M14: 17,642,077 km (0.094 R)
• M15: 20,387,048 km (0.062 R)
• M16: 27,259,126 km (0.045 R)
• M17: 27,908,979 km (0.095 R)
• M18: 36,311,442 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.4

Radius: 9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.84 AU - 8.1 AU

Year: 7611 Days

Day: 10.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,016,381 km

• M1: 112,049 km (0.066 R)
• M2: 1,627,176 km (0.036 R)
• M3: 2,484,372 km (0.109 R)
• M4: 3,080,968 km (0.109 R)
• M5: 3,361,614 km (0.115 R)
• M6: 4,115,737 km (0.104 R)
• M7: 5,114,751 km (0.102 R)
• M8: 6,048,691 km (0.067 R)
• M9: 7,370,986 km (0.099 R)
• M10: 8,213,372 km (0.095 R)
• M11: 10,088,731 km (0.06 R)
• M12: 14,609,130 km (0.065 R)
• M13: 15,233,551 km (0.113 R)
• M14: 16,535,801 km (0.12 R)
• M15: 17,027,230 km (0.083 R)
• M16: 18,363,737 km (0.072 R)
• M17: 23,247,360 km (0.069 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 16,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit