🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.47 AU - 0.57 AU

Year: 140 Days

Day: 37.9 Hours

Environment

Temp: 217 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.11 AU - 1.11 AU

Year: 436 Days

Day: 36.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,231,717 km

• M1: 27,825 km (0.048 R)
• M2: 451,486 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.46 AU - 3.68 AU

Year: 2515 Days

Day: 36 Hours

Environment

Temp: -131 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.7

Radius: 9.5

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.02 AU - 8.32 AU

Year: 7157 Days

Day: 6.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,231,717 km

• M1: 118,482 km (0.098 R)
• M2: 574,605 km (0.099 R)
• M3: 1,554,621 km (0.064 R)
• M4: 1,856,360 km (0.084 R)
• M5: 3,192,718 km (0.089 R)
• M6: 3,604,261 km (0.061 R)
• M7: 4,877,938 km (0.049 R)
• M8: 5,452,693 km (0.11 R)
• M9: 6,013,685 km (0.108 R)
• M10: 6,643,791 km (0.08 R)
• M11: 8,613,845 km (0.081 R)
• M12: 10,222,471 km (0.057 R)
• M13: 10,944,879 km (0.108 R)
• M14: 11,385,595 km (0.119 R)
• M15: 11,976,058 km (0.037 R)
• M16: 12,396,727 km (0.087 R)
• M17: 12,875,739 km (0.095 R)
• M18: 13,516,766 km (0.109 R)
• M19: 14,179,036 km (0.07 R)
• M20: 14,491,845 km (0.082 R)
• M21: 17,340,338 km (0.053 R)
• M22: 25,168,196 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.9

Radius: 14.9

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.89 AU - 8.31 AU

Year: 8594 Days

Day: 11.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,231,717 km

• M1: 187,596 km (0.088 R)
• M2: 768,335 km (0.093 R)
• M3: 1,258,866 km (0.097 R)
• M4: 2,055,325 km (0.088 R)
• M5: 3,751,615 km (0.039 R)
• M6: 4,635,440 km (0.105 R)
• M7: 5,534,224 km (0.085 R)
• M8: 6,513,192 km (0.116 R)
• M9: 7,905,649 km (0.119 R)
• M10: 10,150,814 km (0.06 R)
• M11: 13,167,156 km (0.111 R)
• M12: 15,323,609 km (0.054 R)
• M13: 16,674,777 km (0.075 R)
• M14: 19,968,324 km (0.114 R)
• M15: 22,804,699 km (0.078 R)
• M16: 29,635,937 km (0.114 R)
• M17: 32,317,478 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 10.8

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.18 AU - 11.28 AU

Year: 11314 Days

Day: 14.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,231,717 km

• M1: 138,079 km (0.114 R)
• M2: 532,568 km (0.053 R)
• M3: 1,351,617 km (0.067 R)
• M4: 2,117,408 km (0.112 R)
• M5: 2,557,376 km (0.105 R)
• M6: 2,943,787 km (0.098 R)
• M7: 3,344,560 km (0.032 R)
• M8: 3,755,056 km (0.105 R)
• M9: 6,687,623 km (0.06 R)
• M10: 7,905,649 km (0.088 R)
• M11: 8,266,330 km (0.12 R)
• M12: 8,732,626 km (0.105 R)
• M13: 9,718,177 km (0.118 R)
• M14: 11,618,967 km (0.113 R)
• M15: 12,871,850 km (0.107 R)
• M16: 14,411,660 km (0.106 R)
• M17: 14,883,043 km (0.081 R)
• M18: 20,347,106 km (0.091 R)
• M19: 21,458,767 km (0.068 R)
• M20: 23,989,814 km (0.114 R)
• M21: 26,412,402 km (0.068 R)
• M22: 28,569,753 km (0.114 R)
• M23: 33,583,675 km (0.11 R)
• M24: 40,073,530 km (0.06 R)
• M25: 43,611,669 km (0.039 R)
• M26: 44,173,858 km (0.11 R)
• M27: 47,057,656 km (0.055 R)
• M28: 49,301,175 km (0.109 R)
• M29: 50,064,573 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.9

Radius: 12.6

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.91 AU - 10.13 AU

Year: 11824 Days

Day: 8.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,231,717 km

• M1: 161,117 km (0.069 R)
• M2: 801,695 km (0.076 R)
• M3: 1,222,514 km (0.116 R)
• M4: 1,705,266 km (0.118 R)
• M5: 2,119,802 km (0.071 R)
• M6: 2,807,204 km (0.078 R)
• M7: 4,252,170 km (0.118 R)
• M8: 5,090,965 km (0.058 R)
• M9: 5,482,912 km (0.092 R)
• M10: 6,072,926 km (0.056 R)
• M11: 6,552,387 km (0.11 R)
• M12: 9,102,282 km (0.094 R)
• M13: 10,032,033 km (0.042 R)
• M14: 10,598,710 km (0.117 R)
• M15: 13,696,283 km (0.119 R)
• M16: 16,845,618 km (0.089 R)
• M17: 18,858,158 km (0.107 R)
• M18: 19,326,250 km (0.107 R)
• M19: 22,386,873 km (0.03 R)
• M20: 24,536,893 km (0.119 R)
• M21: 27,513,143 km (0.081 R)
• M22: 29,139,870 km (0.105 R)
• M23: 30,401,429 km (0.068 R)
• M24: 34,058,050 km (0.085 R)
• M25: 36,171,419 km (0.11 R)
• M26: 40,787,710 km (0.091 R)
• M27: 41,309,208 km (0.08 R)
• M28: 44,669,625 km (0.073 R)
• M29: 48,645,188 km (0.05 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 20,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit