🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.69 AU - 0.87 AU

Year: 258 Days

Day: 15.2 Hours

Environment

Temp: 80 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.68 AU - 0.9 AU

Year: 263 Days

Day: 45.7 Hours

Environment

Temp: 87 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.82 AU - 0.84 AU

Year: 283 Days

Day: 27.2 Hours

Environment

Temp: 123 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.75 AU - 1.13 AU

Year: 342 Days

Day: 38 Hours

Environment

Temp: 32 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.38 AU - 1.52 AU

Year: 654 Days

Day: 18.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.47 AU - 3.05 AU

Year: 1718 Days

Day: 17.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,789,556 km

• M1: 635,342 km (0.075 R)
• M2: 1,323,044 km (0.072 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.27 AU - 3.93 AU

Year: 2560 Days

Day: 25.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.2

Radius: 13.7

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.39 AU - 6.41 AU

Year: 6067 Days

Day: 11.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,789,556 km

• M1: 171,140 km (0.066 R)
• M2: 628,760 km (0.111 R)
• M3: 1,951,205 km (0.047 R)
• M4: 2,668,527 km (0.109 R)
• M5: 4,260,996 km (0.111 R)
• M6: 4,998,962 km (0.078 R)
• M7: 5,537,216 km (0.111 R)
• M8: 5,982,568 km (0.111 R)
• M9: 6,417,449 km (0.054 R)
• M10: 7,811,851 km (0.057 R)
• M11: 9,578,752 km (0.112 R)
• M12: 10,176,096 km (0.105 R)
• M13: 11,805,067 km (0.034 R)
• M14: 13,773,775 km (0.076 R)
• M15: 19,204,327 km (0.115 R)
• M16: 19,712,960 km (0.117 R)
• M17: 20,832,850 km (0.107 R)
• M18: 22,471,695 km (0.107 R)
• M19: 25,131,844 km (0.12 R)
• M20: 27,810,543 km (0.105 R)
• M21: 28,744,184 km (0.099 R)
• M22: 29,698,768 km (0.092 R)
• M23: 37,543,381 km (0.06 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.4

Radius: 11.3

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.53 AU - 9.15 AU

Year: 9026 Days

Day: 8.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,789,556 km

• M1: 140,772 km (0.064 R)
• M2: 622,477 km (0.104 R)
• M3: 1,774,680 km (0.112 R)
• M4: 2,913,718 km (0.083 R)
• M5: 8,109,551 km (0.108 R)
• M6: 11,901,857 km (0.107 R)
• M7: 12,689,490 km (0.107 R)
• M8: 14,938,395 km (0.094 R)
• M9: 17,944,414 km (0.103 R)
• M10: 20,448,234 km (0.104 R)
• M11: 21,250,826 km (0.113 R)
• M12: 24,762,636 km (0.117 R)
• M13: 28,842,769 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78

Radius: 3.7

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.92 AU - 21.28 AU

Year: 27669 Days

Day: 19.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,789,556 km

• M1: 46,525 km (0.079 R)
• M2: 440,117 km (0.105 R)
• M3: 1,127,370 km (0.092 R)
• M4: 1,781,262 km (0.03 R)
• M5: 2,109,928 km (0.103 R)
• M6: 6,515,137 km (0.097 R)
• M7: 7,329,248 km (0.116 R)
• M8: 8,879,082 km (0.096 R)
• M9: 9,250,983 km (0.117 R)
• M10: 10,738,285 km (0.105 R)
• M11: 12,093,641 km (0.077 R)
• M12: 15,602,011 km (0.091 R)
• M13: 20,848,258 km (0.08 R)
• M14: 23,642,747 km (0.054 R)
• M15: 25,452,582 km (0.093 R)
• M16: 34,403,471 km (0.115 R)
• M17: 35,782,165 km (0.096 R)
• M18: 44,700,442 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 12,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit