🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.5 AU - 0.6 AU

Year: 151 Days

Day: 23.4 Hours

Environment

Temp: 224 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,397,649 km

• M1: 247,584 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.86 AU - 1.04 AU

Year: 343 Days

Day: 12 Hours

Environment

Temp: 43 °C

Axial Tilt: 46.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,397,649 km

• M1: 791,971 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.29 AU - 1.43 AU

Year: 588 Days

Day: 45.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.64 AU - 2.4 AU

Year: 1065 Days

Day: 46.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.99 AU - 2.31 AU

Year: 1169 Days

Day: 31 Hours

Environment

Temp: -82 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.69 AU - 3.37 AU

Year: 1956 Days

Day: 31.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.5

Radius: 13.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.52 AU - 7.76 AU

Year: 6345 Days

Day: 12.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,397,649 km

• M1: 173,982 km (0.056 R)
• M2: 681,568 km (0.103 R)
• M3: 1,772,884 km (0.104 R)
• M4: 2,052,034 km (0.098 R)
• M5: 2,378,457 km (0.101 R)
• M6: 2,980,588 km (0.056 R)
• M7: 6,574,228 km (0.106 R)
• M8: 7,550,205 km (0.104 R)
• M9: 8,992,777 km (0.09 R)
• M10: 11,654,123 km (0.107 R)
• M11: 13,131,252 km (0.12 R)
• M12: 14,440,982 km (0.111 R)
• M13: 14,826,795 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.7

Radius: 13.5

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.1 AU - 8.46 AU

Year: 8048 Days

Day: 9.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,397,649 km

• M1: 172,337 km (0.063 R)
• M2: 470,037 km (0.027 R)
• M3: 927,208 km (0.061 R)
• M4: 1,738,926 km (0.086 R)
• M5: 2,931,071 km (0.086 R)
• M6: 3,946,242 km (0.088 R)
• M7: 5,179,826 km (0.061 R)
• M8: 6,385,136 km (0.07 R)
• M9: 7,942,749 km (0.095 R)
• M10: 8,905,412 km (0.09 R)
• M11: 10,050,135 km (0.065 R)
• M12: 10,519,124 km (0.048 R)
• M13: 11,354,778 km (0.046 R)
• M14: 11,945,240 km (0.06 R)
• M15: 13,171,793 km (0.063 R)
• M16: 17,271,074 km (0.118 R)
• M17: 17,549,476 km (0.113 R)
• M18: 19,149,575 km (0.076 R)
• M19: 19,797,483 km (0.094 R)
• M20: 20,275,448 km (0.069 R)
• M21: 20,637,774 km (0.113 R)
• M22: 21,993,879 km (0.072 R)
• M23: 22,751,891 km (0.072 R)
• M24: 23,264,414 km (0.115 R)
• M25: 23,782,770 km (0.087 R)
• M26: 24,240,989 km (0.112 R)
• M27: 26,943,773 km (0.107 R)
• M28: 27,291,738 km (0.074 R)
• M29: 31,792,988 km (0.067 R)
• M30: 33,395,929 km (0.11 R)
• M31: 37,617,731 km (0.092 R)
• M32: 39,192,697 km (0.11 R)
• M33: 41,658,968 km (0.079 R)
• M34: 42,091,904 km (0.039 R)
• M35: 44,200,935 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.4

Radius: 6.1

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 10.56 AU - 14.52 AU

Year: 16468 Days

Day: 21.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,397,649 km

• M1: 589,116 km (0.109 R)
• M2: 2,149,273 km (0.1 R)
• M3: 2,296,178 km (0.06 R)
• M4: 2,886,042 km (0.073 R)
• M5: 4,694,830 km (0.07 R)
• M6: 5,835,514 km (0.086 R)
• M7: 7,486,775 km (0.11 R)
• M8: 8,328,413 km (0.05 R)
• M9: 8,577,194 km (0.111 R)
• M10: 8,745,192 km (0.026 R)
• M11: 9,477,175 km (0.079 R)
• M12: 10,011,688 km (0.074 R)
• M13: 10,982,877 km (0.079 R)
• M14: 14,710,557 km (0.066 R)
• M15: 23,114,217 km (0.116 R)
• M16: 28,179,601 km (0.096 R)
• M17: 29,719,263 km (0.096 R)
• M18: 30,662,776 km (0.099 R)
• M19: 32,431,023 km (0.115 R)
• M20: 35,431,508 km (0.117 R)
• M21: 37,505,682 km (0.089 R)
• M22: 38,033,463 km (0.107 R)
• M23: 40,090,883 km (0.085 R)
• M24: 46,004,487 km (0.052 R)
• M25: 47,472,640 km (0.072 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 14,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit