🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.63 AU - 0.65 AU

Year: 336 Days

Day: 36.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.1

Radius: 11.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.57 AU - 0.91 AU

Year: 418 Days

Day: 7.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,875,742 km

• M1: 143,016 km (0.105 R)
• M2: 624,422 km (0.109 R)
• M3: 1,017,714 km (0.07 R)
• M4: 1,581,848 km (0.103 R)
• M5: 2,007,454 km (0.112 R)
• M6: 2,574,729 km (0.087 R)
• M7: 3,041,923 km (0.057 R)
• M8: 3,589,003 km (0.09 R)
• M9: 4,334,150 km (0.089 R)
• M10: 4,722,506 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.8

Radius: 11.7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.09 AU - 1.17 AU

Year: 788 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 36,875,742 km

• M1: 145,559 km (0.108 R)
• M2: 738,864 km (0.061 R)
• M3: 1,227,750 km (0.062 R)
• M4: 1,872,666 km (0.095 R)
• M5: 3,335,135 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.8

Radius: 13.3

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.33 AU - 4.11 AU

Year: 4707 Days

Day: 12.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,875,742 km

• M1: 165,455 km (0.093 R)
• M2: 630,705 km (0.11 R)
• M3: 1,074,113 km (0.116 R)
• M4: 1,890,019 km (0.105 R)
• M5: 3,999,349 km (0.073 R)
• M6: 4,718,018 km (0.068 R)
• M7: 5,381,335 km (0.062 R)
• M8: 7,127,890 km (0.079 R)
• M9: 8,561,935 km (0.102 R)
• M10: 9,226,598 km (0.041 R)
• M11: 9,883,333 km (0.064 R)
• M12: 11,428,978 km (0.064 R)
• M13: 15,331,687 km (0.081 R)
• M14: 16,789,070 km (0.07 R)
• M15: 17,894,299 km (0.097 R)
• M16: 18,464,716 km (0.107 R)
• M17: 19,310,243 km (0.112 R)
• M18: 19,843,260 km (0.085 R)
• M19: 20,799,639 km (0.059 R)
• M20: 23,701,838 km (0.068 R)
• M21: 26,129,362 km (0.102 R)
• M22: 27,445,225 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.7

Radius: 4.3

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.33 AU - 8.17 AU

Year: 14153 Days

Day: 23.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,875,742 km

• M1: 74,500 km (0.12 R)
• M2: 375,341 km (0.102 R)
• M3: 513,270 km (0.038 R)
• M4: 693,237 km (0.097 R)
• M5: 1,437,785 km (0.119 R)
• M6: 2,187,719 km (0.096 R)
• M7: 2,410,171 km (0.059 R)
• M8: 2,742,727 km (0.118 R)
• M9: 3,499,244 km (0.086 R)
• M10: 4,601,182 km (0.105 R)
• M11: 5,535,420 km (0.111 R)
• M12: 8,411,439 km (0.085 R)
• M13: 11,177,953 km (0.12 R)
• M14: 13,854,708 km (0.094 R)
• M15: 15,217,993 km (0.053 R)
• M16: 15,402,148 km (0.1 R)
• M17: 17,933,942 km (0.081 R)
• M18: 21,567,824 km (0.064 R)
• M19: 27,893,271 km (0.119 R)
• M20: 31,723,724 km (0.089 R)
• M21: 34,710,296 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 19,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit