🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.56 AU - 0.8 AU

Year: 212 Days

Day: 39.7 Hours

Environment

Temp: 174 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.7 AU - 0.82 AU

Year: 251 Days

Day: 33.8 Hours

Environment

Temp: 89 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.47 AU - 2.79 AU

Year: 1615 Days

Day: 40.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.6 AU - 3.82 AU

Year: 2178 Days

Day: 23.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,169,973 km

• M1: 43,383 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.41 AU - 4.13 AU

Year: 2772 Days

Day: 25.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.1

Radius: 12.7

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.55 AU - 6.31 AU

Year: 4792 Days

Day: 7.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,169,973 km

• M1: 160,519 km (0.104 R)
• M2: 574,755 km (0.07 R)
• M3: 1,234,033 km (0.112 R)
• M4: 2,239,929 km (0.106 R)
• M5: 3,535,446 km (0.111 R)
• M6: 4,473,276 km (0.097 R)
• M7: 5,001,206 km (0.083 R)
• M8: 5,424,120 km (0.104 R)
• M9: 7,290,802 km (0.079 R)
• M10: 8,331,255 km (0.076 R)
• M11: 9,681,825 km (0.067 R)
• M12: 10,118,650 km (0.096 R)
• M13: 10,523,013 km (0.1 R)
• M14: 13,882,383 km (0.057 R)
• M15: 19,370,979 km (0.108 R)
• M16: 20,562,676 km (0.069 R)
• M17: 22,026,641 km (0.063 R)
• M18: 22,479,174 km (0.1 R)
• M19: 23,246,911 km (0.073 R)
• M20: 24,271,207 km (0.111 R)
• M21: 28,581,870 km (0.065 R)
• M22: 29,392,242 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.1

Radius: 15

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.67 AU - 7.33 AU

Year: 6277 Days

Day: 9.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,169,973 km

• M1: 186,549 km (0.082 R)
• M2: 657,333 km (0.119 R)
• M3: 1,253,630 km (0.088 R)
• M4: 2,001,021 km (0.102 R)
• M5: 2,917,009 km (0.093 R)
• M6: 3,650,487 km (0.09 R)
• M7: 4,664,162 km (0.089 R)
• M8: 5,194,188 km (0.109 R)
• M9: 5,764,604 km (0.12 R)
• M10: 6,785,460 km (0.119 R)
• M11: 7,808,410 km (0.097 R)
• M12: 8,848,116 km (0.102 R)
• M13: 10,911,968 km (0.106 R)
• M14: 12,005,229 km (0.072 R)
• M15: 12,738,259 km (0.044 R)
• M16: 13,950,301 km (0.068 R)
• M17: 19,577,873 km (0.11 R)
• M18: 21,722,359 km (0.075 R)
• M19: 22,733,042 km (0.039 R)
• M20: 24,514,304 km (0.112 R)
• M21: 25,953,286 km (0.083 R)
• M22: 33,694,826 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.7

Radius: 10.5

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.07 AU - 7.71 AU

Year: 6850 Days

Day: 10.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,169,973 km

• M1: 130,599 km (0.034 R)
• M2: 656,884 km (0.038 R)
• M3: 1,143,077 km (0.03 R)
• M4: 1,495,680 km (0.101 R)
• M5: 3,980,351 km (0.112 R)
• M6: 5,525,397 km (0.094 R)
• M7: 7,552,299 km (0.091 R)
• M8: 12,083,768 km (0.076 R)
• M9: 13,463,808 km (0.041 R)
• M10: 14,641,293 km (0.075 R)
• M11: 15,568,650 km (0.113 R)
• M12: 17,403,618 km (0.042 R)
• M13: 17,814,862 km (0.12 R)
• M14: 18,232,540 km (0.118 R)
• M15: 20,193,768 km (0.106 R)
• M16: 21,031,815 km (0.112 R)
• M17: 21,420,321 km (0.116 R)
• M18: 23,435,105 km (0.095 R)
• M19: 28,685,242 km (0.093 R)
• M20: 29,067,315 km (0.093 R)
• M21: 30,629,266 km (0.114 R)
• M22: 38,010,425 km (0.072 R)
• M23: 38,587,275 km (0.092 R)
• M24: 39,052,973 km (0.072 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 18,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit