🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.66 AU - 0.86 AU

Year: 255 Days

Day: 17.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.09 AU - 1.35 AU

Year: 519 Days

Day: 31.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,299,242 km

• M1: 447,597 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.16 AU - 1.8 AU

Year: 693 Days

Day: 19.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.02 AU - 2.2 AU

Year: 1180 Days

Day: 18.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.95 AU - 2.47 AU

Year: 1265 Days

Day: 23.5 Hours

Environment

Temp: -99 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.06 AU - 2.88 AU

Year: 1495 Days

Day: 17.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.55 AU - 3.19 AU

Year: 1872 Days

Day: 25.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.91 AU - 4.49 AU

Year: 2740 Days

Day: 16.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,299,242 km

• M1: 86,468 km (0.096 R)

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 13.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.73 AU - 5.73 AU

Year: 3961 Days

Day: 13.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,299,242 km

• M1: 169,195 km (0.111 R)
• M2: 632,350 km (0.116 R)
• M3: 1,312,422 km (0.093 R)
• M4: 1,850,226 km (0.051 R)
• M5: 2,730,909 km (0.071 R)
• M6: 4,321,434 km (0.045 R)
• M7: 5,318,204 km (0.104 R)
• M8: 5,757,723 km (0.106 R)
• M9: 6,868,487 km (0.069 R)
• M10: 7,492,011 km (0.098 R)
• M11: 8,967,046 km (0.114 R)
• M12: 9,712,941 km (0.043 R)
• M13: 10,756,984 km (0.036 R)
• M14: 12,200,903 km (0.11 R)
• M15: 13,924,420 km (0.076 R)
• M16: 15,471,113 km (0.104 R)
• M17: 17,667,808 km (0.101 R)
• M18: 18,278,915 km (0.107 R)
• M19: 20,663,355 km (0.113 R)
• M20: 22,035,318 km (0.03 R)
• M21: 23,031,191 km (0.099 R)
• M22: 24,280,632 km (0.096 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.3

Radius: 12.8

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.53 AU - 10.37 AU

Year: 10309 Days

Day: 9.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,299,242 km

• M1: 159,920 km (0.027 R)
• M2: 945,608 km (0.112 R)
• M3: 1,485,956 km (0.098 R)
• M4: 2,194,601 km (0.03 R)
• M5: 2,628,135 km (0.085 R)
• M6: 3,119,265 km (0.05 R)
• M7: 6,450,361 km (0.115 R)
• M8: 7,229,317 km (0.047 R)
• M9: 7,854,038 km (0.086 R)
• M10: 12,860,630 km (0.091 R)
• M11: 14,675,551 km (0.065 R)
• M12: 16,726,987 km (0.087 R)
• M13: 18,730,850 km (0.106 R)
• M14: 20,071,846 km (0.06 R)
• M15: 22,680,832 km (0.114 R)
• M16: 25,508,083 km (0.119 R)
• M17: 27,253,441 km (0.073 R)
• M18: 29,180,860 km (0.095 R)
• M19: 31,524,161 km (0.055 R)
• M20: 34,220,812 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 18,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit