🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.51 AU - 0.59 AU

Year: 157 Days

Day: 46.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 144.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.6 AU - 0.76 AU

Year: 216 Days

Day: 15.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.57 AU - 0.89 AU

Year: 240 Days

Day: 36.5 Hours

Environment

Temp: 121 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.07 AU - 1.41 AU

Year: 532 Days

Day: 23.1 Hours

Environment

Temp: -28 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.61 AU - 2.05 AU

Year: 953 Days

Day: 27.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.96 AU - 2.62 AU

Year: 1334 Days

Day: 17.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.6

Radius: 10.3

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.79 AU - 8.71 AU

Year: 7516 Days

Day: 5.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,237,621 km

• M1: 128,205 km (0.046 R)
• M2: 535,710 km (0.113 R)
• M3: 1,178,083 km (0.042 R)
• M4: 1,630,018 km (0.056 R)
• M5: 4,179,914 km (0.09 R)
• M6: 5,657,043 km (0.12 R)
• M7: 8,442,406 km (0.079 R)
• M8: 9,192,490 km (0.098 R)
• M9: 15,286,958 km (0.117 R)
• M10: 15,804,417 km (0.085 R)
• M11: 17,287,829 km (0.073 R)
• M12: 17,708,050 km (0.12 R)
• M13: 34,823,692 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.7

Radius: 13.3

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.22 AU - 12.48 AU

Year: 13760 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,237,621 km

• M1: 165,455 km (0.061 R)
• M2: 596,447 km (0.062 R)
• M3: 1,221,616 km (0.084 R)
• M4: 1,888,224 km (0.081 R)
• M5: 3,054,639 km (0.111 R)
• M6: 3,664,998 km (0.112 R)
• M7: 4,717,270 km (0.114 R)
• M8: 5,605,432 km (0.035 R)
• M9: 6,182,730 km (0.059 R)
• M10: 7,000,432 km (0.098 R)
• M11: 9,585,932 km (0.11 R)
• M12: 12,450,283 km (0.107 R)
• M13: 14,673,158 km (0.096 R)
• M14: 16,633,039 km (0.117 R)
• M15: 17,448,946 km (0.083 R)
• M16: 18,058,857 km (0.081 R)
• M17: 22,465,860 km (0.086 R)
• M18: 23,462,780 km (0.103 R)
• M19: 24,018,985 km (0.087 R)
• M20: 32,528,860 km (0.084 R)
• M21: 33,922,364 km (0.034 R)
• M22: 36,332,685 km (0.071 R)
• M23: 41,089,150 km (0.107 R)
• M24: 42,579,593 km (0.065 R)
• M25: 43,268,940 km (0.103 R)
• M26: 46,681,417 km (0.118 R)
• M27: 47,709,753 km (0.115 R)
• M28: 48,154,956 km (0.078 R)
• M29: 52,919,798 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 11,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit