🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.67 AU - 0.69 AU

Year: 209 Days

Day: 28.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.95 AU - 1.21 AU

Year: 418 Days

Day: 45.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 176.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,498,612 km

• M1: 90,656 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.1 AU - 1.8 AU

Year: 651 Days

Day: 20.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,498,612 km

• M1: 474,824 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.96 AU - 2.52 AU

Year: 1250 Days

Day: 45.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.92 AU - 2.74 AU

Year: 1326 Days

Day: 32.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.2

Radius: 9

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.38 AU - 6.6 AU

Year: 5465 Days

Day: 8.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 99.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,498,612 km

• M1: 112,198 km (0.067 R)
• M2: 580,739 km (0.085 R)
• M3: 1,509,443 km (0.082 R)
• M4: 1,958,984 km (0.093 R)
• M5: 2,331,034 km (0.101 R)
• M6: 2,900,553 km (0.106 R)
• M7: 3,579,727 km (0.069 R)
• M8: 4,139,373 km (0.068 R)
• M9: 4,684,807 km (0.079 R)
• M10: 7,519,537 km (0.06 R)
• M11: 7,918,664 km (0.12 R)
• M12: 8,296,848 km (0.084 R)
• M13: 9,052,466 km (0.11 R)
• M14: 10,010,940 km (0.104 R)
• M15: 11,120,657 km (0.116 R)
• M16: 12,083,618 km (0.098 R)
• M17: 13,388,561 km (0.065 R)
• M18: 13,975,732 km (0.037 R)
• M19: 15,465,428 km (0.07 R)
• M20: 16,719,956 km (0.111 R)
• M21: 21,085,670 km (0.052 R)
• M22: 21,414,337 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456

Radius: 12.3

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.11 AU - 11.55 AU

Year: 11489 Days

Day: 12.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,498,612 km

• M1: 153,039 km (0.059 R)
• M2: 620,532 km (0.118 R)
• M3: 1,023,997 km (0.118 R)
• M4: 1,999,525 km (0.063 R)
• M5: 2,585,350 km (0.086 R)
• M6: 2,994,501 km (0.077 R)
• M7: 4,239,753 km (0.086 R)
• M8: 5,026,040 km (0.086 R)
• M9: 5,438,032 km (0.116 R)
• M10: 7,398,213 km (0.082 R)
• M11: 10,848,688 km (0.092 R)
• M12: 12,719,260 km (0.097 R)
• M13: 13,129,607 km (0.051 R)
• M14: 14,731,950 km (0.062 R)
• M15: 19,534,340 km (0.101 R)
• M16: 22,457,333 km (0.067 R)
• M17: 25,198,265 km (0.059 R)
• M18: 25,660,224 km (0.078 R)
• M19: 32,085,751 km (0.103 R)
• M20: 34,182,066 km (0.111 R)
• M21: 39,384,631 km (0.113 R)
• M22: 40,132,621 km (0.066 R)
• M23: 40,636,616 km (0.063 R)
• M24: 43,616,606 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.1

Radius: 10.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.96 AU - 11.6 AU

Year: 12287 Days

Day: 13 Hours

Environment

Temp: -180 °C

Axial Tilt: 138.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,498,612 km

• M1: 131,945 km (0.115 R)
• M2: 550,969 km (0.115 R)
• M3: 1,211,593 km (0.092 R)
• M4: 1,606,831 km (0.058 R)
• M5: 2,189,066 km (0.119 R)
• M6: 2,991,359 km (0.11 R)
• M7: 3,508,070 km (0.059 R)
• M8: 3,851,248 km (0.117 R)
• M9: 5,048,779 km (0.111 R)
• M10: 6,264,860 km (0.103 R)
• M11: 7,585,659 km (0.11 R)
• M12: 9,359,292 km (0.11 R)
• M13: 13,058,548 km (0.115 R)
• M14: 16,116,927 km (0.075 R)
• M15: 23,264,114 km (0.083 R)
• M16: 28,296,886 km (0.092 R)
• M17: 28,985,485 km (0.101 R)
• M18: 30,910,660 km (0.07 R)
• M19: 35,239,723 km (0.118 R)
• M20: 35,579,909 km (0.087 R)
• M21: 38,260,703 km (0.116 R)
• M22: 39,223,963 km (0.106 R)
• M23: 41,576,240 km (0.069 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: 478 - 11,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit