🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.4 AU - 0.6 AU

Year: 228 Days

Day: 38.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.4

Radius: 9.6

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.55 AU - 0.81 AU

Year: 362 Days

Day: 9.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,422,326 km

• M1: 119,828 km (0.075 R)
• M2: 445,203 km (0.111 R)
• M3: 855,999 km (0.061 R)
• M4: 1,168,210 km (0.079 R)
• M5: 1,592,619 km (0.117 R)
• M6: 2,321,161 km (0.089 R)
• M7: 2,675,259 km (0.115 R)
• M8: 3,350,394 km (0.073 R)
• M9: 3,817,738 km (0.09 R)
• M10: 4,244,540 km (0.114 R)
• M11: 4,585,324 km (0.104 R)
• M12: 5,115,350 km (0.108 R)
• M13: 5,518,516 km (0.107 R)
• M14: 5,856,158 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.9

Radius: 12.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.98 AU - 0.98 AU

Year: 626 Days

Day: 14.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 45,422,326 km

• M1: 156,928 km (0.098 R)
• M2: 901,776 km (0.082 R)
• M3: 1,575,116 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.4

Radius: 10.2

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.07 AU - 1.31 AU

Year: 838 Days

Day: 14.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,422,326 km

• M1: 127,457 km (0.068 R)
• M2: 552,615 km (0.046 R)
• M3: 892,501 km (0.064 R)
• M4: 1,315,414 km (0.098 R)
• M5: 1,669,961 km (0.088 R)
• M6: 2,041,861 km (0.049 R)
• M7: 2,533,739 km (0.073 R)
• M8: 2,980,289 km (0.113 R)
• M9: 3,385,549 km (0.118 R)
• M10: 4,032,710 km (0.11 R)
• M11: 4,481,803 km (0.082 R)
• M12: 4,861,482 km (0.071 R)
• M13: 6,231,649 km (0.087 R)
• M14: 7,203,885 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.1

Radius: 8

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.01 AU - 1.39 AU

Year: 849 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 165.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,422,326 km

• M1: 99,483 km (0.097 R)
• M2: 389,254 km (0.054 R)
• M3: 730,038 km (0.105 R)
• M4: 980,165 km (0.118 R)
• M5: 1,309,879 km (0.109 R)
• M6: 1,907,522 km (0.116 R)
• M7: 2,279,124 km (0.035 R)
• M8: 2,549,447 km (0.059 R)
• M9: 3,327,954 km (0.098 R)
• M10: 3,735,608 km (0.059 R)
• M11: 4,036,001 km (0.083 R)
• M12: 4,450,686 km (0.041 R)
• M13: 5,071,368 km (0.095 R)
• M14: 5,748,448 km (0.048 R)
• M15: 6,964,230 km (0.08 R)
• M16: 7,800,183 km (0.095 R)

Asteroid Belt

Center: 1.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.5

Radius: 9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.99 AU - 2.51 AU

Year: 2179 Days

Day: 12.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,422,326 km

• M1: 111,899 km (0.064 R)
• M2: 391,797 km (0.103 R)
• M3: 763,248 km (0.104 R)
• M4: 1,460,674 km (0.117 R)
• M5: 2,067,443 km (0.098 R)
• M6: 2,571,737 km (0.114 R)
• M7: 3,214,709 km (0.046 R)
• M8: 3,614,285 km (0.069 R)
• M9: 4,204,448 km (0.094 R)
• M10: 4,664,162 km (0.085 R)
• M11: 5,322,094 km (0.042 R)
• M12: 6,154,905 km (0.062 R)
• M13: 6,435,102 km (0.11 R)
• M14: 7,405,693 km (0.113 R)
• M15: 8,357,135 km (0.082 R)
• M16: 9,115,148 km (0.113 R)
• M17: 9,418,532 km (0.107 R)
• M18: 10,109,974 km (0.103 R)
• M19: 10,501,172 km (0.104 R)
• M20: 11,106,894 km (0.109 R)
• M21: 11,488,368 km (0.113 R)
• M22: 12,314,448 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.1

Radius: 8

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.7 AU - 6.44 AU

Year: 8488 Days

Day: 13.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 62.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,422,326 km

• M1: 99,632 km (0.076 R)
• M2: 425,307 km (0.035 R)
• M3: 733,927 km (0.051 R)
• M4: 1,834,070 km (0.05 R)
• M5: 2,470,459 km (0.115 R)
• M6: 4,340,582 km (0.116 R)
• M7: 4,987,593 km (0.056 R)
• M8: 5,971,199 km (0.077 R)
• M9: 6,399,049 km (0.05 R)
• M10: 7,681,252 km (0.113 R)
• M11: 10,336,465 km (0.094 R)
• M12: 10,848,987 km (0.079 R)
• M13: 15,578,673 km (0.111 R)
• M14: 16,945,699 km (0.058 R)
• M15: 21,442,461 km (0.104 R)
• M16: 27,737,390 km (0.118 R)
• M17: 39,204,067 km (0.087 R)
• M18: 40,575,281 km (0.049 R)
• M19: 41,720,752 km (0.12 R)
• M20: 41,978,210 km (0.103 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: 313 - 15,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit