🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.5 AU - 0.56 AU

Year: 165 Days

Day: 18 Hours

Environment

Temp: 147 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,603,160 km

• M1: 79,137 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.46 AU - 0.72 AU

Year: 194 Days

Day: 31.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,603,160 km

• M1: 35,903 km (0.086 R)
• M2: 59,241 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.62 AU - 0.62 AU

Year: 209 Days

Day: 24.4 Hours

Environment

Temp: 32 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.63 AU - 2.39 AU

Year: 1218 Days

Day: 12.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.6

Radius: 8.8

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.09 AU - 3.21 AU

Year: 2390 Days

Day: 10.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,603,160 km

• M1: 109,506 km (0.111 R)
• M2: 487,839 km (0.09 R)
• M3: 835,953 km (0.098 R)
• M4: 1,333,216 km (0.101 R)
• M5: 1,644,978 km (0.104 R)
• M6: 1,936,245 km (0.118 R)
• M7: 2,405,384 km (0.09 R)
• M8: 3,641,811 km (0.087 R)
• M9: 4,046,174 km (0.057 R)
• M10: 4,666,706 km (0.088 R)
• M11: 5,326,283 km (0.094 R)
• M12: 6,249,152 km (0.086 R)
• M13: 6,668,175 km (0.119 R)
• M14: 7,022,423 km (0.057 R)
• M15: 7,446,683 km (0.116 R)
• M16: 7,798,387 km (0.058 R)
• M17: 11,327,850 km (0.102 R)
• M18: 12,557,096 km (0.116 R)
• M19: 14,953,205 km (0.084 R)
• M20: 16,479,402 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.5

Radius: 12.5

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.16 AU - 3.32 AU

Year: 2493 Days

Day: 12.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,603,160 km

• M1: 162,912 km (0.112 R)
• M2: 559,945 km (0.103 R)
• M3: 1,640,191 km (0.113 R)
• M4: 2,188,467 km (0.036 R)
• M5: 2,750,058 km (0.118 R)
• M6: 3,691,178 km (0.085 R)
• M7: 4,758,110 km (0.104 R)
• M8: 5,259,412 km (0.064 R)
• M9: 5,663,775 km (0.086 R)
• M10: 6,112,120 km (0.036 R)
• M11: 6,583,952 km (0.057 R)
• M12: 7,681,551 km (0.11 R)
• M13: 8,632,994 km (0.028 R)
• M14: 9,598,648 km (0.053 R)
• M15: 10,468,410 km (0.069 R)
• M16: 11,284,915 km (0.071 R)
• M17: 12,253,711 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.6

Radius: 13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.79 AU - 7.35 AU

Year: 8036 Days

Day: 5.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,603,160 km

• M1: 161,715 km (0.106 R)
• M2: 663,317 km (0.12 R)
• M3: 1,134,849 km (0.111 R)
• M4: 1,749,248 km (0.03 R)
• M5: 2,316,224 km (0.049 R)
• M6: 2,811,692 km (0.058 R)
• M7: 4,152,538 km (0.092 R)
• M8: 5,277,663 km (0.113 R)
• M9: 10,414,854 km (0.102 R)
• M10: 11,777,242 km (0.072 R)
• M11: 12,288,268 km (0.088 R)
• M12: 14,220,624 km (0.096 R)
• M13: 14,747,059 km (0.106 R)
• M14: 15,450,917 km (0.119 R)
• M15: 16,233,912 km (0.094 R)
• M16: 16,925,952 km (0.088 R)
• M17: 17,398,083 km (0.117 R)
• M18: 19,120,553 km (0.047 R)
• M19: 19,827,403 km (0.104 R)
• M20: 23,994,002 km (0.081 R)
• M21: 24,816,641 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141

Radius: 10.5

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.38 AU - 7.74 AU

Year: 8886 Days

Day: 9.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,603,160 km

• M1: 131,646 km (0.059 R)
• M2: 588,069 km (0.112 R)
• M3: 928,704 km (0.054 R)
• M4: 1,304,942 km (0.111 R)
• M5: 1,686,417 km (0.087 R)
• M6: 2,287,800 km (0.059 R)
• M7: 3,027,113 km (0.114 R)
• M8: 4,229,132 km (0.029 R)
• M9: 6,009,496 km (0.118 R)
• M10: 6,424,331 km (0.097 R)
• M11: 7,716,109 km (0.103 R)
• M12: 8,064,522 km (0.101 R)
• M13: 9,250,983 km (0.116 R)
• M14: 10,255,981 km (0.096 R)
• M15: 13,607,572 km (0.093 R)
• M16: 14,905,782 km (0.074 R)
• M17: 17,507,738 km (0.081 R)
• M18: 20,864,565 km (0.081 R)
• M19: 21,269,825 km (0.033 R)
• M20: 22,658,542 km (0.071 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839

Radius: 13.4

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.9 AU - 8.56 AU

Year: 10093 Days

Day: 7.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,603,160 km

• M1: 166,652 km (0.116 R)
• M2: 834,158 km (0.063 R)
• M3: 1,434,195 km (0.065 R)
• M4: 2,117,857 km (0.078 R)
• M5: 2,709,217 km (0.051 R)
• M6: 3,194,363 km (0.09 R)
• M7: 3,737,703 km (0.086 R)
• M8: 5,714,040 km (0.111 R)
• M9: 7,998,998 km (0.114 R)
• M10: 10,623,543 km (0.076 R)
• M11: 13,089,514 km (0.053 R)
• M12: 15,361,457 km (0.048 R)
• M13: 15,845,556 km (0.036 R)
• M14: 16,699,311 km (0.092 R)
• M15: 17,433,986 km (0.05 R)
• M16: 20,507,026 km (0.119 R)
• M17: 26,109,017 km (0.058 R)
• M18: 29,790,471 km (0.079 R)
• M19: 32,655,420 km (0.098 R)
• M20: 33,688,543 km (0.072 R)
• M21: 34,507,142 km (0.102 R)
• M22: 36,305,758 km (0.086 R)
• M23: 37,789,021 km (0.069 R)
• M24: 41,406,596 km (0.105 R)
• M25: 46,677,079 km (0.046 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 16,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit