🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.85 AU - 1.29 AU

Year: 404 Days

Day: 36.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.16 AU - 1.32 AU

Year: 504 Days

Day: 26.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.38 AU - 2.2 AU

Year: 875 Days

Day: 29.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,091,243 km

• M1: 36,502 km (0.037 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2 AU - 2.2 AU

Year: 1112 Days

Day: 46.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.44 AU - 2.58 AU

Year: 1452 Days

Day: 44.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 169.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.5

Radius: 8.4

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.99 AU - 8.57 AU

Year: 8702 Days

Day: 11.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,091,243 km

• M1: 104,419 km (0.119 R)
• M2: 481,705 km (0.069 R)
• M3: 789,129 km (0.091 R)
• M4: 1,305,092 km (0.1 R)
• M5: 2,249,503 km (0.057 R)
• M6: 3,002,728 km (0.083 R)
• M7: 3,569,704 km (0.074 R)
• M8: 4,408,799 km (0.106 R)
• M9: 4,697,972 km (0.072 R)
• M10: 5,256,420 km (0.101 R)
• M11: 5,921,084 km (0.118 R)
• M12: 7,941,852 km (0.083 R)
• M13: 8,213,372 km (0.104 R)
• M14: 8,982,006 km (0.082 R)
• M15: 11,136,664 km (0.099 R)
• M16: 11,824,964 km (0.111 R)
• M17: 13,449,597 km (0.102 R)
• M18: 13,725,006 km (0.04 R)
• M19: 14,922,687 km (0.09 R)
• M20: 15,637,765 km (0.116 R)
• M21: 18,052,873 km (0.089 R)
• M22: 20,055,539 km (0.086 R)
• M23: 28,184,538 km (0.045 R)
• M24: 30,870,418 km (0.062 R)
• M25: 33,118,276 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.2

Radius: 11.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.47 AU - 14.57 AU

Year: 15221 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,091,243 km

• M1: 222,003 km (0.088 R)
• M2: 629,957 km (0.108 R)
• M3: 1,385,575 km (0.054 R)
• M4: 2,119,054 km (0.063 R)
• M5: 3,837,335 km (0.118 R)
• M6: 4,348,361 km (0.102 R)
• M7: 6,939,247 km (0.061 R)
• M8: 7,994,211 km (0.069 R)
• M9: 9,340,891 km (0.097 R)
• M10: 17,527,934 km (0.052 R)
• M11: 19,630,532 km (0.084 R)
• M12: 22,832,225 km (0.091 R)
• M13: 23,266,508 km (0.086 R)
• M14: 24,966,837 km (0.096 R)
• M15: 28,613,585 km (0.056 R)
• M16: 30,042,244 km (0.09 R)
• M17: 30,879,693 km (0.104 R)
• M18: 43,892,165 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.4

Radius: 3.6

Gravity: 55.82 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 10.74 AU - 15.72 AU

Year: 17576 Days

Day: 18.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,091,243 km

• M1: 44,879 km (0.09 R)
• M2: 330,312 km (0.098 R)
• M3: 579,692 km (0.094 R)
• M4: 990,488 km (0.053 R)
• M5: 1,128,417 km (0.081 R)
• M6: 1,264,850 km (0.066 R)
• M7: 1,474,437 km (0.119 R)
• M8: 1,689,409 km (0.038 R)
• M9: 1,868,777 km (0.068 R)
• M10: 2,438,894 km (0.026 R)
• M11: 3,912,583 km (0.111 R)
• M12: 5,892,810 km (0.118 R)
• M13: 6,347,737 km (0.108 R)
• M14: 6,605,644 km (0.093 R)
• M15: 7,280,629 km (0.098 R)
• M16: 7,755,602 km (0.117 R)
• M17: 9,358,693 km (0.045 R)
• M18: 9,692,596 km (0.096 R)
• M19: 10,985,271 km (0.048 R)
• M20: 12,927,051 km (0.047 R)
• M21: 14,195,641 km (0.114 R)
• M22: 15,855,878 km (0.053 R)
• M23: 20,938,017 km (0.081 R)
• M24: 24,518,343 km (0.094 R)
• M25: 32,353,681 km (0.042 R)
• M26: 38,931,649 km (0.109 R)
• M27: 40,375,269 km (0.105 R)
• M28: 64,287,142 km (0.087 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: 524 - 11,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit