🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.53 AU - 0.71 AU

Year: 177 Days

Day: 45.2 Hours

Environment

Temp: 178 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,927,629 km

• M1: 364,720 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.59 AU - 2.05 AU

Year: 888 Days

Day: 20.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.74 AU - 2.3 AU

Year: 1038 Days

Day: 32.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.8 AU - 2.24 AU

Year: 1038 Days

Day: 46.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.75 AU - 3.31 AU

Year: 1907 Days

Day: 24 Hours

Environment

Temp: -98 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.21 AU - 4.39 AU

Year: 2679 Days

Day: 19.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.9

Radius: 13.4

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.19 AU - 6.43 AU

Year: 5065 Days

Day: 7.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,927,629 km

• M1: 166,652 km (0.116 R)
• M2: 613,950 km (0.092 R)
• M3: 1,319,154 km (0.075 R)
• M4: 3,114,927 km (0.053 R)
• M5: 3,532,754 km (0.053 R)
• M6: 4,102,422 km (0.109 R)
• M7: 5,045,338 km (0.098 R)
• M8: 6,789,948 km (0.096 R)
• M9: 8,558,793 km (0.108 R)
• M10: 9,716,232 km (0.099 R)
• M11: 12,097,531 km (0.09 R)
• M12: 13,397,985 km (0.109 R)
• M13: 13,869,219 km (0.118 R)
• M14: 14,624,389 km (0.103 R)
• M15: 15,293,241 km (0.117 R)
• M16: 16,157,916 km (0.048 R)
• M17: 17,116,091 km (0.096 R)
• M18: 18,559,112 km (0.11 R)
• M19: 19,145,386 km (0.105 R)
• M20: 19,878,715 km (0.114 R)
• M21: 20,908,696 km (0.091 R)
• M22: 27,261,968 km (0.067 R)
• M23: 28,105,251 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.2

Radius: 14.8

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.27 AU - 6.91 AU

Year: 6118 Days

Day: 11.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 166.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,927,629 km

• M1: 186,399 km (0.1 R)
• M2: 1,231,938 km (0.093 R)
• M3: 2,585,949 km (0.08 R)
• M4: 3,679,360 km (0.063 R)
• M5: 6,233,444 km (0.106 R)
• M6: 7,470,170 km (0.068 R)
• M7: 9,077,599 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.3

Radius: 11.9

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.23 AU - 8.03 AU

Year: 6174 Days

Day: 5.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,927,629 km

• M1: 148,551 km (0.034 R)
• M2: 619,784 km (0.118 R)
• M3: 1,188,555 km (0.075 R)
• M4: 1,881,492 km (0.105 R)
• M5: 2,371,874 km (0.106 R)
• M6: 2,867,791 km (0.065 R)
• M7: 3,388,242 km (0.058 R)
• M8: 4,020,592 km (0.072 R)
• M9: 5,130,010 km (0.067 R)
• M10: 5,804,397 km (0.073 R)
• M11: 6,399,348 km (0.079 R)
• M12: 7,034,690 km (0.05 R)
• M13: 8,349,207 km (0.064 R)
• M14: 9,594,609 km (0.113 R)
• M15: 12,132,238 km (0.119 R)
• M16: 14,604,642 km (0.101 R)
• M17: 15,210,214 km (0.08 R)
• M18: 15,706,879 km (0.052 R)
• M19: 16,666,998 km (0.092 R)
• M20: 18,704,222 km (0.03 R)
• M21: 21,361,828 km (0.117 R)
• M22: 21,749,885 km (0.062 R)
• M23: 23,431,365 km (0.096 R)
• M24: 24,094,233 km (0.117 R)
• M25: 31,527,153 km (0.074 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 17,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit