🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.47 AU - 0.63 AU

Year: 142 Days

Day: 35.3 Hours

Environment

Temp: 274 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,893,643 km

• M1: 33,959 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.52 AU - 0.6 AU

Year: 146 Days

Day: 40.4 Hours

Environment

Temp: 261 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.7 AU - 1.12 AU

Year: 302 Days

Day: 17.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,893,643 km

• M1: 22,290 km (0.066 R)
• M2: 268,229 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.81 AU - 1.17 AU

Year: 343 Days

Day: 25 Hours

Environment

Temp: 100 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.61 AU - 4.25 AU

Year: 2212 Days

Day: 44.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,893,643 km

• M1: 16,157 km (0.083 R)
• M2: 279,748 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.11 AU - 5.15 AU

Year: 2923 Days

Day: 36.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.2

Radius: 14.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 11.05 AU - 13.29 AU

Year: 14785 Days

Day: 6.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,893,643 km

• M1: 176,525 km (0.116 R)
• M2: 672,891 km (0.113 R)
• M3: 1,904,381 km (0.061 R)
• M4: 2,474,199 km (0.057 R)
• M5: 4,335,795 km (0.114 R)
• M6: 5,712,395 km (0.053 R)
• M7: 6,190,061 km (0.073 R)
• M8: 6,737,738 km (0.073 R)
• M9: 12,424,103 km (0.116 R)
• M10: 15,170,570 km (0.115 R)
• M11: 15,935,315 km (0.08 R)
• M12: 18,129,467 km (0.052 R)
• M13: 19,970,119 km (0.069 R)
• M14: 21,264,589 km (0.072 R)
• M15: 22,418,139 km (0.114 R)
• M16: 24,432,773 km (0.116 R)
• M17: 26,238,120 km (0.093 R)
• M18: 27,790,198 km (0.12 R)
• M19: 31,321,456 km (0.084 R)
• M20: 32,061,965 km (0.105 R)
• M21: 33,577,990 km (0.069 R)
• M22: 39,690,709 km (0.091 R)
• M23: 42,631,055 km (0.12 R)
• M24: 54,596,640 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.6

Radius: 3.8

Gravity: 59.18 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 13.41 AU - 13.81 AU

Year: 17486 Days

Day: 19.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,893,643 km

• M1: 50,714 km (0.108 R)
• M2: 371,452 km (0.06 R)
• M3: 560,693 km (0.045 R)
• M4: 1,377,946 km (0.096 R)
• M5: 1,536,819 km (0.087 R)
• M6: 2,027,949 km (0.03 R)
• M7: 2,886,341 km (0.112 R)
• M8: 4,057,693 km (0.051 R)
• M9: 5,396,743 km (0.046 R)
• M10: 6,208,012 km (0.085 R)
• M11: 7,967,732 km (0.076 R)
• M12: 9,515,771 km (0.118 R)
• M13: 12,230,075 km (0.073 R)
• M14: 12,704,749 km (0.112 R)
• M15: 12,842,528 km (0.096 R)
• M16: 15,108,637 km (0.083 R)
• M17: 16,133,382 km (0.041 R)
• M18: 19,211,508 km (0.11 R)
• M19: 22,157,539 km (0.11 R)
• M20: 22,558,312 km (0.039 R)
• M21: 23,168,521 km (0.073 R)
• M22: 23,581,412 km (0.113 R)
• M23: 24,849,403 km (0.04 R)
• M24: 26,835,614 km (0.104 R)
• M25: 27,867,241 km (0.062 R)
• M26: 31,496,934 km (0.089 R)
• M27: 35,157,444 km (0.086 R)
• M28: 38,081,933 km (0.106 R)
• M29: 42,227,739 km (0.079 R)
• M30: 53,705,935 km (0.03 R)
• M31: 56,263,610 km (0.043 R)
• M32: 59,476,972 km (0.082 R)
• M33: 67,725,649 km (0.07 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 18,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit