🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.48 AU - 0.54 AU

Year: 127 Days

Day: 36.2 Hours

Environment

Temp: 231 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,951,539 km

• M1: 171,140 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.75 AU - 0.83 AU

Year: 246 Days

Day: 31.3 Hours

Environment

Temp: 128 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.82 AU - 2.66 AU

Year: 1173 Days

Day: 37.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 60.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,951,539 km

• M1: 534,812 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.23 AU - 3.01 AU

Year: 1484 Days

Day: 19 Hours

Environment

Temp: -68 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.54 AU - 3.62 AU

Year: 1891 Days

Day: 40.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,951,539 km

• M1: 25,132 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.59 AU - 4.75 AU

Year: 2979 Days

Day: 43.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.4

Radius: 8.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.86 AU - 7.24 AU

Year: 6549 Days

Day: 13.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,951,539 km

• M1: 107,112 km (0.099 R)
• M2: 383,868 km (0.096 R)
• M3: 804,837 km (0.042 R)
• M4: 2,032,437 km (0.085 R)
• M5: 2,576,973 km (0.067 R)
• M6: 5,426,812 km (0.103 R)
• M7: 6,473,249 km (0.079 R)
• M8: 7,294,841 km (0.112 R)
• M9: 9,708,453 km (0.079 R)
• M10: 10,176,844 km (0.066 R)
• M11: 11,328,149 km (0.085 R)
• M12: 15,722,736 km (0.029 R)
• M13: 17,829,224 km (0.108 R)
• M14: 18,531,885 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.9

Radius: 3.8

Gravity: 52 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 11.06 AU - 16.16 AU

Year: 17566 Days

Day: 24 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,951,539 km

• M1: 63,579 km (0.113 R)
• M2: 309,817 km (0.062 R)
• M3: 532,718 km (0.088 R)
• M4: 1,091,765 km (0.096 R)
• M5: 2,252,196 km (0.095 R)
• M6: 3,103,857 km (0.076 R)
• M7: 5,374,453 km (0.099 R)
• M8: 5,645,375 km (0.114 R)
• M9: 6,130,670 km (0.101 R)
• M10: 7,465,083 km (0.115 R)
• M11: 8,250,323 km (0.076 R)
• M12: 11,244,225 km (0.09 R)
• M13: 12,540,042 km (0.096 R)
• M14: 15,970,171 km (0.101 R)
• M15: 20,813,552 km (0.106 R)
• M16: 22,358,299 km (0.028 R)
• M17: 26,662,380 km (0.11 R)
• M18: 30,260,657 km (0.113 R)
• M19: 31,986,718 km (0.116 R)
• M20: 35,768,851 km (0.105 R)
• M21: 37,277,994 km (0.08 R)
• M22: 54,590,357 km (0.062 R)
• M23: 58,445,495 km (0.095 R)
• M24: 64,662,782 km (0.066 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 14,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit