🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.61 AU - 0.71 AU

Year: 204 Days

Day: 25.9 Hours

Environment

Temp: 195 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 19,122,393 km

• M1: 256,112 km (0.117 R)
• M2: 582,385 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.89 AU - 1.03 AU

Year: 358 Days

Day: 12.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 19,122,393 km

• M1: 51,162 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.85 AU - 1.17 AU

Year: 387 Days

Day: 42.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 19,122,393 km

• M1: 43,383 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.67 AU - 2.97 AU

Year: 1803 Days

Day: 19.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.21 AU - 4.11 AU

Year: 2666 Days

Day: 34.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,122,393 km

• M1: 42,635 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.7

Radius: 10.8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.17 AU - 5.43 AU

Year: 4646 Days

Day: 14.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,122,393 km

• M1: 134,339 km (0.117 R)
• M2: 485,295 km (0.084 R)
• M3: 1,205,160 km (0.116 R)
• M4: 2,436,351 km (0.107 R)
• M5: 3,065,560 km (0.101 R)
• M6: 3,800,235 km (0.097 R)
• M7: 4,231,974 km (0.096 R)
• M8: 5,143,025 km (0.05 R)
• M9: 5,894,605 km (0.095 R)
• M10: 8,198,861 km (0.082 R)
• M11: 9,493,331 km (0.073 R)
• M12: 10,415,303 km (0.094 R)
• M13: 11,351,935 km (0.088 R)
• M14: 11,795,792 km (0.111 R)
• M15: 12,436,819 km (0.111 R)
• M16: 12,860,929 km (0.109 R)
• M17: 13,638,987 km (0.04 R)
• M18: 16,161,806 km (0.075 R)
• M19: 17,591,962 km (0.049 R)
• M20: 18,428,812 km (0.098 R)
• M21: 22,387,770 km (0.087 R)
• M22: 24,381,611 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.2

Radius: 14.3

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.41 AU - 6.23 AU

Year: 4673 Days

Day: 9.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,122,393 km

• M1: 184,305 km (0.064 R)
• M2: 731,384 km (0.095 R)
• M3: 1,301,651 km (0.104 R)
• M4: 1,997,880 km (0.069 R)
• M5: 2,705,627 km (0.091 R)
• M6: 4,584,427 km (0.09 R)
• M7: 6,266,954 km (0.055 R)
• M8: 7,102,608 km (0.062 R)
• M9: 9,341,938 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 16,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit