🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.35 AU - 1.47 AU

Year: 615 Days

Day: 31.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.91 AU - 2.97 AU

Year: 1399 Days

Day: 39.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.42 AU - 2.7 AU

Year: 1504 Days

Day: 19.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.31 AU - 2.87 AU

Year: 1530 Days

Day: 37.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.35 AU - 3.03 AU

Year: 1620 Days

Day: 14.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,474,403 km

• M1: 762,949 km (0.116 R)

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.4

Radius: 14

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.56 AU - 5.48 AU

Year: 4129 Days

Day: 9.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,474,403 km

• M1: 174,282 km (0.036 R)
• M2: 931,247 km (0.042 R)
• M3: 2,348,387 km (0.092 R)
• M4: 4,609,260 km (0.083 R)
• M5: 6,415,056 km (0.104 R)
• M6: 8,169,839 km (0.119 R)
• M7: 9,889,018 km (0.103 R)
• M8: 10,789,746 km (0.079 R)
• M9: 13,256,316 km (0.047 R)
• M10: 14,405,377 km (0.053 R)
• M11: 17,262,996 km (0.032 R)
• M12: 17,814,862 km (0.095 R)
• M13: 20,479,500 km (0.078 R)
• M14: 21,517,709 km (0.111 R)
• M15: 23,549,098 km (0.086 R)
• M16: 26,264,599 km (0.082 R)
• M17: 27,489,955 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189

Radius: 14.2

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.28 AU - 5.44 AU

Year: 4555 Days

Day: 7.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,474,403 km

• M1: 184,604 km (0.094 R)
• M2: 700,866 km (0.111 R)
• M3: 1,287,290 km (0.07 R)
• M4: 2,646,835 km (0.068 R)
• M5: 3,089,944 km (0.039 R)
• M6: 4,973,232 km (0.09 R)
• M7: 7,712,219 km (0.082 R)
• M8: 10,228,605 km (0.116 R)
• M9: 13,694,339 km (0.113 R)
• M10: 14,239,773 km (0.086 R)
• M11: 17,136,137 km (0.071 R)
• M12: 18,255,727 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 19,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit