🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.59 AU - 0.93 AU

Year: 243 Days

Day: 13 Hours

Environment

Temp: 146 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,157,367 km

• M1: 508,184 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.28 AU - 1.44 AU

Year: 582 Days

Day: 16 Hours

Environment

Temp: -33 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.51 AU - 2.45 AU

Year: 1023 Days

Day: 40.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.03 AU - 2.77 AU

Year: 1365 Days

Day: 12.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.95 AU - 3.33 AU

Year: 2043 Days

Day: 15.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.3

Radius: 12

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.07 AU - 5.75 AU

Year: 3994 Days

Day: 9.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,157,367 km

• M1: 149,897 km (0.109 R)
• M2: 799,900 km (0.088 R)
• M3: 1,424,920 km (0.119 R)
• M4: 1,861,297 km (0.069 R)
• M5: 2,317,869 km (0.106 R)
• M6: 3,335,584 km (0.115 R)
• M7: 3,837,784 km (0.109 R)
• M8: 4,263,091 km (0.117 R)
• M9: 5,604,385 km (0.105 R)
• M10: 6,180,935 km (0.061 R)
• M11: 6,568,244 km (0.085 R)
• M12: 7,030,651 km (0.046 R)
• M13: 7,483,933 km (0.063 R)
• M14: 8,382,417 km (0.095 R)
• M15: 13,200,516 km (0.12 R)
• M16: 15,906,293 km (0.064 R)
• M17: 16,956,470 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.7

Radius: 9.2

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.86 AU - 6.02 AU

Year: 4658 Days

Day: 6.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,157,367 km

• M1: 115,190 km (0.117 R)
• M2: 748,887 km (0.106 R)
• M3: 1,224,907 km (0.075 R)
• M4: 1,607,579 km (0.098 R)
• M5: 2,885,444 km (0.118 R)
• M6: 3,295,491 km (0.063 R)
• M7: 4,065,173 km (0.088 R)
• M8: 4,559,294 km (0.117 R)
• M9: 6,065,894 km (0.079 R)
• M10: 7,911,633 km (0.109 R)
• M11: 8,892,247 km (0.111 R)
• M12: 9,651,456 km (0.056 R)
• M13: 12,673,782 km (0.111 R)
• M14: 13,355,500 km (0.113 R)
• M15: 17,244,895 km (0.069 R)
• M16: 18,828,687 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.7

Radius: 9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.67 AU - 8.99 AU

Year: 7285 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,157,367 km

• M1: 112,946 km (0.032 R)
• M2: 490,681 km (0.111 R)
• M3: 1,050,476 km (0.112 R)
• M4: 1,462,319 km (0.063 R)
• M5: 1,843,195 km (0.098 R)
• M6: 2,197,892 km (0.081 R)
• M7: 2,649,229 km (0.101 R)
• M8: 3,046,261 km (0.098 R)
• M9: 4,052,008 km (0.037 R)
• M10: 4,836,350 km (0.114 R)
• M11: 5,209,746 km (0.119 R)
• M12: 6,352,973 km (0.068 R)
• M13: 7,943,198 km (0.055 R)
• M14: 10,469,308 km (0.04 R)
• M15: 11,005,018 km (0.089 R)
• M16: 11,890,338 km (0.114 R)
• M17: 12,722,102 km (0.082 R)
• M18: 13,177,777 km (0.068 R)
• M19: 21,105,118 km (0.116 R)
• M20: 21,529,677 km (0.116 R)
• M21: 24,507,273 km (0.092 R)
• M22: 27,412,314 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.1

Radius: 11.7

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.05 AU - 9.73 AU

Year: 8136 Days

Day: 5.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,157,367 km

• M1: 145,559 km (0.101 R)
• M2: 650,003 km (0.091 R)
• M3: 1,587,682 km (0.05 R)
• M4: 2,834,281 km (0.064 R)
• M5: 3,973,768 km (0.087 R)
• M6: 5,241,012 km (0.047 R)
• M7: 6,155,504 km (0.06 R)
• M8: 7,250,261 km (0.102 R)
• M9: 9,965,612 km (0.056 R)
• M10: 10,650,471 km (0.101 R)
• M11: 12,556,198 km (0.104 R)
• M12: 16,221,645 km (0.114 R)
• M13: 17,238,761 km (0.037 R)
• M14: 25,403,514 km (0.074 R)
• M15: 26,312,021 km (0.09 R)
• M16: 38,251,876 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 13,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit