🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.55 AU - 0.67 AU

Year: 216 Days

Day: 22.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.66 AU - 0.94 AU

Year: 324 Days

Day: 31.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,807,888 km

• M1: 285,433 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.79 AU - 1.03 AU

Year: 393 Days

Day: 19 Hours

Environment

Temp: -70 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,807,888 km

• M1: 348,413 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.63 AU - 2.29 AU

Year: 1243 Days

Day: 15.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.6

Radius: 11

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.98 AU - 3.52 AU

Year: 2654 Days

Day: 7.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 167 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 15,807,888 km

• M1: 136,732 km (0.063 R)
• M2: 515,365 km (0.079 R)
• M3: 1,376,600 km (0.049 R)
• M4: 1,823,448 km (0.076 R)
• M5: 2,178,594 km (0.107 R)
• M6: 2,918,056 km (0.09 R)
• M7: 3,462,592 km (0.118 R)
• M8: 4,155,380 km (0.054 R)
• M9: 4,961,264 km (0.073 R)
• M10: 5,463,165 km (0.08 R)
• M11: 6,293,283 km (0.109 R)
• M12: 6,882,400 km (0.096 R)
• M13: 7,477,201 km (0.077 R)
• M14: 7,882,013 km (0.087 R)
• M15: 8,235,961 km (0.11 R)
• M16: 9,505,449 km (0.05 R)
• M17: 10,395,855 km (0.106 R)
• M18: 11,876,575 km (0.045 R)
• M19: 13,221,460 km (0.088 R)
• M20: 14,000,865 km (0.091 R)
• M21: 15,853,634 km (0.089 R)
• M22: 17,864,529 km (0.078 R)
• M23: 19,046,053 km (0.103 R)
• M24: 19,803,018 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.1

Radius: 14.1

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.68 AU - 4.04 AU

Year: 2790 Days

Day: 5.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 15,807,888 km

• M1: 176,077 km (0.115 R)
• M2: 719,117 km (0.107 R)
• M3: 1,906,774 km (0.089 R)
• M4: 2,621,703 km (0.101 R)
• M5: 3,328,553 km (0.104 R)
• M6: 3,835,540 km (0.12 R)
• M7: 4,525,336 km (0.062 R)
• M8: 6,432,110 km (0.109 R)
• M9: 7,224,380 km (0.098 R)
• M10: 7,692,023 km (0.032 R)
• M11: 8,758,058 km (0.101 R)
• M12: 10,657,652 km (0.099 R)
• M13: 11,101,060 km (0.054 R)
• M14: 12,285,875 km (0.104 R)
• M15: 12,728,984 km (0.11 R)
• M16: 17,655,242 km (0.108 R)
• M17: 18,565,096 km (0.119 R)
• M18: 19,327,147 km (0.025 R)
• M19: 21,355,545 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.1

Radius: 11.9

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.13 AU - 6.27 AU

Year: 6165 Days

Day: 8.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 15,807,888 km

• M1: 149,598 km (0.051 R)
• M2: 1,098,198 km (0.089 R)
• M3: 2,181,287 km (0.052 R)
• M4: 2,827,400 km (0.069 R)
• M5: 4,398,477 km (0.064 R)
• M6: 4,800,147 km (0.102 R)
• M7: 5,284,844 km (0.076 R)
• M8: 6,319,912 km (0.083 R)
• M9: 7,190,422 km (0.117 R)
• M10: 7,943,049 km (0.076 R)
• M11: 8,378,977 km (0.114 R)
• M12: 8,914,687 km (0.118 R)
• M13: 10,238,777 km (0.08 R)
• M14: 11,538,783 km (0.093 R)
• M15: 13,550,725 km (0.114 R)
• M16: 14,464,319 km (0.068 R)
• M17: 15,296,981 km (0.071 R)
• M18: 17,254,170 km (0.073 R)
• M19: 18,740,724 km (0.067 R)
• M20: 24,039,331 km (0.12 R)
• M21: 26,064,437 km (0.072 R)
• M22: 27,296,974 km (0.113 R)
• M23: 32,517,042 km (0.087 R)
• M24: 32,920,807 km (0.073 R)
• M25: 34,152,147 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 12.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.84 AU - 6.22 AU

Year: 6708 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,807,888 km

• M1: 153,039 km (0.05 R)
• M2: 567,275 km (0.081 R)
• M3: 2,341,506 km (0.106 R)
• M4: 3,303,271 km (0.064 R)
• M5: 3,847,956 km (0.049 R)
• M6: 4,612,850 km (0.117 R)
• M7: 5,340,644 km (0.111 R)
• M8: 6,094,019 km (0.092 R)
• M9: 6,917,106 km (0.116 R)
• M10: 8,168,343 km (0.092 R)
• M11: 9,498,118 km (0.063 R)
• M12: 12,704,599 km (0.053 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 16,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit