🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.39 AU - 0.63 AU

Year: 239 Days

Day: 18.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.8

Radius: 9.1

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.87 AU - 1.29 AU

Year: 736 Days

Day: 10.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,695,263 km

• M1: 113,096 km (0.112 R)
• M2: 512,971 km (0.118 R)
• M3: 2,211,805 km (0.083 R)
• M4: 2,789,551 km (0.098 R)
• M5: 3,095,330 km (0.042 R)
• M6: 3,752,812 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.3

Radius: 10.6

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.29 AU - 1.53 AU

Year: 1098 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,695,263 km

• M1: 132,544 km (0.109 R)
• M2: 527,332 km (0.098 R)
• M3: 1,284,148 km (0.119 R)
• M4: 1,986,361 km (0.069 R)
• M5: 2,736,295 km (0.077 R)
• M6: 3,455,412 km (0.072 R)
• M7: 3,820,430 km (0.059 R)
• M8: 4,719,214 km (0.102 R)
• M9: 5,486,502 km (0.118 R)
• M10: 6,180,486 km (0.063 R)
• M11: 8,782,293 km (0.083 R)
• M12: 9,292,122 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.7

Radius: 12.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.34 AU - 2.18 AU

Year: 1532 Days

Day: 9.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,695,263 km

• M1: 153,039 km (0.1 R)
• M2: 681,418 km (0.03 R)
• M3: 1,203,216 km (0.081 R)
• M4: 2,128,778 km (0.089 R)
• M5: 2,515,787 km (0.081 R)
• M6: 4,111,997 km (0.086 R)
• M7: 4,585,773 km (0.06 R)
• M8: 5,116,397 km (0.12 R)
• M9: 6,491,500 km (0.112 R)
• M10: 7,961,000 km (0.073 R)
• M11: 9,927,165 km (0.088 R)
• M12: 11,690,026 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.8

Radius: 9.4

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.86 AU - 1.96 AU

Year: 1732 Days

Day: 11.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,695,263 km

• M1: 116,986 km (0.062 R)
• M2: 542,442 km (0.096 R)
• M3: 981,362 km (0.082 R)
• M4: 1,719,927 km (0.037 R)
• M5: 2,692,462 km (0.112 R)
• M6: 4,471,780 km (0.084 R)
• M7: 5,049,975 km (0.105 R)
• M8: 5,937,240 km (0.103 R)
• M9: 8,196,916 km (0.075 R)
• M10: 9,551,525 km (0.101 R)
• M11: 11,049,598 km (0.104 R)
• M12: 13,269,032 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.4

Radius: 13.8

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.87 AU - 3.77 AU

Year: 3968 Days

Day: 5.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,695,263 km

• M1: 171,589 km (0.09 R)
• M2: 856,448 km (0.118 R)
• M3: 1,595,611 km (0.118 R)
• M4: 2,220,481 km (0.08 R)
• M5: 3,735,010 km (0.078 R)
• M6: 4,557,649 km (0.077 R)
• M7: 5,203,014 km (0.116 R)
• M8: 8,216,214 km (0.077 R)
• M9: 8,928,599 km (0.06 R)
• M10: 9,426,162 km (0.074 R)
• M11: 12,026,771 km (0.069 R)
• M12: 13,036,108 km (0.068 R)
• M13: 14,053,673 km (0.091 R)
• M14: 14,582,052 km (0.113 R)
• M15: 16,038,687 km (0.063 R)
• M16: 16,775,756 km (0.069 R)
• M17: 18,431,355 km (0.103 R)
• M18: 18,890,770 km (0.044 R)
• M19: 20,558,936 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.1

Radius: 12.5

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.3 AU - 4.32 AU

Year: 5870 Days

Day: 12.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,695,263 km

• M1: 156,479 km (0.089 R)
• M2: 638,334 km (0.107 R)
• M3: 1,262,905 km (0.115 R)
• M4: 1,753,137 km (0.101 R)
• M5: 2,499,930 km (0.11 R)
• M6: 3,575,240 km (0.061 R)
• M7: 5,071,966 km (0.077 R)
• M8: 8,274,408 km (0.044 R)
• M9: 10,057,764 km (0.083 R)
• M10: 11,271,751 km (0.076 R)
• M11: 11,697,506 km (0.07 R)
• M12: 15,442,689 km (0.082 R)
• M13: 20,266,024 km (0.05 R)
• M14: 22,344,836 km (0.113 R)
• M15: 22,792,133 km (0.076 R)
• M16: 28,287,761 km (0.047 R)
• M17: 29,519,699 km (0.11 R)
• M18: 30,695,239 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 17,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit