🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.75 AU - 0.75 AU

Year: 230 Days

Day: 47.9 Hours

Environment

Temp: 186 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.25 AU - 2.49 AU

Year: 1294 Days

Day: 13.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,862,730 km

• M1: 32,612 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.34 AU - 2.68 AU

Year: 1411 Days

Day: 36.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,862,730 km

• M1: 722,408 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.8 AU - 4.46 AU

Year: 2978 Days

Day: 14.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,862,730 km

• M1: 1,727,556 km (0.033 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.9

Radius: 8.4

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.37 AU - 7.21 AU

Year: 5596 Days

Day: 8.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,862,730 km

• M1: 104,419 km (0.025 R)
• M2: 380,278 km (0.116 R)
• M3: 992,731 km (0.113 R)
• M4: 1,462,020 km (0.109 R)
• M5: 2,189,963 km (0.071 R)
• M6: 2,652,520 km (0.088 R)
• M7: 3,121,210 km (0.1 R)
• M8: 3,623,111 km (0.044 R)
• M9: 3,949,384 km (0.107 R)
• M10: 7,622,760 km (0.082 R)
• M11: 8,419,967 km (0.105 R)
• M12: 8,877,586 km (0.104 R)
• M13: 12,412,435 km (0.079 R)
• M14: 13,514,073 km (0.101 R)
• M15: 16,433,625 km (0.105 R)
• M16: 18,962,129 km (0.107 R)
• M17: 23,261,422 km (0.087 R)
• M18: 23,709,168 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498

Radius: 9.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.51 AU - 12.21 AU

Year: 13583 Days

Day: 10.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,862,730 km

• M1: 122,820 km (0.047 R)
• M2: 550,221 km (0.097 R)
• M3: 1,081,293 km (0.117 R)
• M4: 1,589,029 km (0.11 R)
• M5: 2,250,102 km (0.025 R)
• M6: 2,925,386 km (0.074 R)
• M7: 8,659,473 km (0.085 R)
• M8: 9,186,955 km (0.102 R)
• M9: 9,634,402 km (0.096 R)
• M10: 9,992,240 km (0.079 R)
• M11: 12,034,251 km (0.081 R)
• M12: 12,570,260 km (0.099 R)
• M13: 14,672,858 km (0.095 R)
• M14: 17,447,749 km (0.09 R)
• M15: 19,238,735 km (0.106 R)
• M16: 21,320,988 km (0.096 R)
• M17: 29,308,018 km (0.043 R)
• M18: 31,717,741 km (0.104 R)
• M19: 38,186,801 km (0.098 R)
• M20: 40,524,567 km (0.062 R)
• M21: 42,681,320 km (0.097 R)
• M22: 43,370,667 km (0.085 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 11,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit