🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.57 AU - 0.85 AU

Year: 224 Days

Day: 26.2 Hours

Environment

Temp: 95 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.88 AU - 1.32 AU

Year: 432 Days

Day: 16 Hours

Environment

Temp: -6 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.35 AU - 3.53 AU

Year: 1889 Days

Day: 12.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.3

Radius: 9.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.73 AU - 4.75 AU

Year: 3867 Days

Day: 6.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,226,740 km

• M1: 115,639 km (0.102 R)
• M2: 457,321 km (0.119 R)
• M3: 759,508 km (0.104 R)
• M4: 1,120,937 km (0.105 R)
• M5: 2,018,374 km (0.061 R)
• M6: 2,611,979 km (0.114 R)
• M7: 3,561,626 km (0.083 R)
• M8: 3,988,878 km (0.068 R)
• M9: 4,491,676 km (0.119 R)
• M10: 4,835,302 km (0.104 R)
• M11: 5,360,092 km (0.111 R)
• M12: 6,523,664 km (0.042 R)
• M13: 7,136,118 km (0.08 R)
• M14: 8,283,982 km (0.071 R)
• M15: 8,935,331 km (0.119 R)
• M16: 9,376,795 km (0.108 R)
• M17: 10,675,753 km (0.108 R)
• M18: 14,120,992 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.4

Radius: 11.4

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.44 AU - 5.12 AU

Year: 3916 Days

Day: 14.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,226,740 km

• M1: 143,165 km (0.068 R)
• M2: 500,405 km (0.114 R)
• M3: 950,994 km (0.052 R)
• M4: 1,655,151 km (0.097 R)
• M5: 2,391,472 km (0.064 R)
• M6: 3,105,652 km (0.069 R)
• M7: 3,522,132 km (0.12 R)
• M8: 4,033,009 km (0.087 R)
• M9: 4,613,748 km (0.043 R)
• M10: 5,388,216 km (0.08 R)
• M11: 6,119,301 km (0.058 R)
• M12: 6,723,676 km (0.075 R)
• M13: 8,113,291 km (0.046 R)
• M14: 8,488,931 km (0.106 R)
• M15: 9,376,645 km (0.098 R)
• M16: 10,434,451 km (0.115 R)
• M17: 11,727,575 km (0.068 R)
• M18: 12,330,904 km (0.052 R)
• M19: 12,997,063 km (0.045 R)
• M20: 13,382,278 km (0.117 R)
• M21: 16,296,294 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.9

Radius: 8.3

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.76 AU - 8.62 AU

Year: 7991 Days

Day: 8.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,226,740 km

• M1: 103,223 km (0.091 R)
• M2: 940,971 km (0.082 R)
• M3: 1,205,310 km (0.12 R)
• M4: 2,621,703 km (0.116 R)
• M5: 3,114,777 km (0.104 R)
• M6: 3,484,583 km (0.061 R)
• M7: 3,907,646 km (0.118 R)
• M8: 4,391,146 km (0.067 R)
• M9: 4,857,144 km (0.115 R)
• M10: 5,985,261 km (0.079 R)
• M11: 6,698,544 km (0.054 R)
• M12: 7,057,579 km (0.088 R)
• M13: 9,005,941 km (0.088 R)
• M14: 11,388,437 km (0.083 R)
• M15: 14,814,677 km (0.074 R)
• M16: 17,090,510 km (0.101 R)
• M17: 18,035,220 km (0.056 R)
• M18: 19,808,404 km (0.09 R)
• M19: 20,699,409 km (0.087 R)
• M20: 23,369,132 km (0.093 R)
• M21: 26,525,946 km (0.097 R)
• M22: 28,345,505 km (0.081 R)
• M23: 30,052,866 km (0.113 R)
• M24: 31,129,372 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542

Radius: 12.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.8 AU - 8.62 AU

Year: 8815 Days

Day: 8.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,226,740 km

• M1: 154,535 km (0.056 R)
• M2: 574,905 km (0.101 R)
• M3: 1,472,342 km (0.094 R)
• M4: 1,880,296 km (0.105 R)
• M5: 3,077,527 km (0.079 R)
• M6: 3,496,551 km (0.081 R)
• M7: 4,132,492 km (0.099 R)
• M8: 4,561,239 km (0.034 R)
• M9: 5,321,795 km (0.099 R)
• M10: 6,909,926 km (0.051 R)
• M11: 7,361,861 km (0.066 R)
• M12: 7,753,508 km (0.093 R)
• M13: 8,621,624 km (0.094 R)
• M14: 9,101,534 km (0.095 R)
• M15: 9,599,396 km (0.098 R)
• M16: 10,163,081 km (0.114 R)
• M17: 11,460,693 km (0.098 R)
• M18: 11,934,619 km (0.094 R)
• M19: 12,421,560 km (0.094 R)
• M20: 16,015,499 km (0.12 R)
• M21: 18,120,192 km (0.081 R)
• M22: 20,866,360 km (0.092 R)
• M23: 24,049,802 km (0.081 R)
• M24: 26,985,362 km (0.094 R)
• M25: 28,109,739 km (0.094 R)
• M26: 28,973,218 km (0.114 R)
• M27: 30,451,694 km (0.107 R)
• M28: 31,464,920 km (0.079 R)
• M29: 34,639,686 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.8

Radius: 12.1

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.26 AU - 13.26 AU

Year: 14159 Days

Day: 7.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,226,740 km

• M1: 201,957 km (0.067 R)
• M2: 611,855 km (0.092 R)
• M3: 1,118,842 km (0.052 R)
• M4: 1,607,878 km (0.057 R)
• M5: 2,365,292 km (0.078 R)
• M6: 3,588,703 km (0.049 R)
• M7: 4,025,529 km (0.104 R)
• M8: 4,643,668 km (0.105 R)
• M9: 5,227,698 km (0.113 R)
• M10: 7,119,512 km (0.075 R)
• M11: 8,417,872 km (0.088 R)
• M12: 13,258,560 km (0.114 R)
• M13: 15,885,947 km (0.056 R)
• M14: 16,297,641 km (0.115 R)
• M15: 20,170,131 km (0.044 R)
• M16: 20,815,796 km (0.086 R)
• M17: 21,642,324 km (0.099 R)
• M18: 22,662,881 km (0.12 R)
• M19: 26,011,928 km (0.094 R)
• M20: 27,165,477 km (0.037 R)
• M21: 40,896,019 km (0.1 R)
• M22: 46,105,914 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 14,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit