🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.49 AU - 0.61 AU

Year: 154 Days

Day: 19.3 Hours

Environment

Temp: 203 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,335,872 km

• M1: 71,209 km (0.095 R)
• M2: 106,962 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.67 AU - 0.95 AU

Year: 275 Days

Day: 38 Hours

Environment

Temp: 77 °C

Axial Tilt: 49.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.21 AU - 1.23 AU

Year: 508 Days

Day: 19.3 Hours

Environment

Temp: -15 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.45 AU - 1.49 AU

Year: 671 Days

Day: 21.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 76.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.14 AU - 2.87 AU

Year: 1489 Days

Day: 33.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.2 AU - 3.58 AU

Year: 2351 Days

Day: 25.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.1 AU - 4.3 AU

Year: 2681 Days

Day: 18.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.2

Radius: 10.1

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.61 AU - 5.05 AU

Year: 3394 Days

Day: 8.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,335,872 km

• M1: 125,662 km (0.038 R)
• M2: 477,068 km (0.084 R)
• M3: 1,563,447 km (0.115 R)
• M4: 1,893,460 km (0.077 R)
• M5: 2,353,922 km (0.058 R)
• M6: 3,074,835 km (0.054 R)
• M7: 4,294,805 km (0.116 R)
• M8: 4,691,539 km (0.109 R)
• M9: 5,023,048 km (0.094 R)
• M10: 6,339,958 km (0.058 R)
• M11: 7,539,733 km (0.06 R)
• M12: 8,268,424 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.2

Radius: 4.4

Gravity: 30.85 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.84 AU - 16.44 AU

Year: 21103 Days

Day: 23.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,335,872 km

• M1: 54,902 km (0.1 R)
• M2: 293,810 km (0.08 R)
• M3: 802,892 km (0.05 R)
• M4: 1,175,390 km (0.1 R)
• M5: 2,319,216 km (0.038 R)
• M6: 2,735,547 km (0.076 R)
• M7: 3,039,829 km (0.104 R)
• M8: 3,479,946 km (0.077 R)
• M9: 4,589,363 km (0.081 R)
• M10: 6,823,608 km (0.088 R)
• M11: 7,771,310 km (0.075 R)
• M12: 8,484,742 km (0.106 R)
• M13: 8,643,167 km (0.118 R)
• M14: 11,582,615 km (0.111 R)
• M15: 15,359,213 km (0.078 R)
• M16: 15,515,842 km (0.072 R)
• M17: 16,072,795 km (0.053 R)
• M18: 17,395,390 km (0.113 R)
• M19: 18,610,873 km (0.106 R)
• M20: 18,789,044 km (0.084 R)
• M21: 22,696,540 km (0.114 R)
• M22: 23,935,061 km (0.089 R)
• M23: 26,433,495 km (0.083 R)
• M24: 28,036,287 km (0.071 R)
• M25: 29,702,956 km (0.104 R)
• M26: 30,068,424 km (0.104 R)
• M27: 35,232,692 km (0.093 R)
• M28: 39,033,974 km (0.12 R)
• M29: 40,657,859 km (0.081 R)
• M30: 43,882,142 km (0.116 R)
• M31: 46,778,057 km (0.075 R)
• M32: 51,531,829 km (0.102 R)
• M33: 51,707,307 km (0.071 R)
• M34: 53,844,313 km (0.093 R)
• M35: 54,387,652 km (0.088 R)
• M36: 61,985,279 km (0.063 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 15,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit