🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.41 AU - 0.63 AU

Year: 242 Days

Day: 45.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.57 AU - 0.67 AU

Year: 315 Days

Day: 39.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,840,794 km

• M1: 174,581 km (0.051 R)

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.4

Radius: 9

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.05 AU - 1.33 AU

Year: 838 Days

Day: 5.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,840,794 km

• M1: 111,899 km (0.038 R)
• M2: 400,922 km (0.12 R)
• M3: 731,534 km (0.081 R)
• M4: 1,024,446 km (0.072 R)
• M5: 1,322,146 km (0.088 R)
• M6: 1,804,749 km (0.114 R)
• M7: 2,087,937 km (0.06 R)
• M8: 2,758,136 km (0.078 R)
• M9: 3,655,274 km (0.082 R)
• M10: 4,246,485 km (0.077 R)
• M11: 4,574,104 km (0.06 R)
• M12: 4,974,578 km (0.078 R)
• M13: 5,260,908 km (0.078 R)
• M14: 5,721,520 km (0.095 R)
• M15: 6,078,909 km (0.059 R)
• M16: 6,428,968 km (0.061 R)
• M17: 7,685,890 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.5

Radius: 11

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.07 AU - 1.45 AU

Year: 913 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,840,794 km

• M1: 137,780 km (0.101 R)
• M2: 550,969 km (0.119 R)
• M3: 1,506,600 km (0.118 R)
• M4: 2,571,438 km (0.084 R)
• M5: 3,048,057 km (0.118 R)
• M6: 3,597,829 km (0.071 R)
• M7: 4,502,298 km (0.043 R)
• M8: 5,064,636 km (0.116 R)
• M9: 5,572,072 km (0.104 R)
• M10: 5,985,261 km (0.053 R)
• M11: 6,850,086 km (0.107 R)
• M12: 7,204,185 km (0.037 R)
• M13: 7,898,020 km (0.082 R)
• M14: 8,527,677 km (0.103 R)
• M15: 8,910,348 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.6

Radius: 10.3

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.17 AU - 1.37 AU

Year: 924 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,840,794 km

• M1: 128,355 km (0.078 R)
• M2: 502,200 km (0.054 R)
• M3: 833,859 km (0.09 R)
• M4: 1,319,603 km (0.11 R)
• M5: 1,644,829 km (0.105 R)
• M6: 1,979,629 km (0.118 R)
• M7: 2,340,159 km (0.11 R)
• M8: 2,688,723 km (0.08 R)
• M9: 3,723,491 km (0.04 R)
• M10: 4,262,642 km (0.047 R)
• M11: 6,080,405 km (0.117 R)
• M12: 6,766,611 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.7

Radius: 12.1

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.26 AU - 2.26 AU

Year: 2194 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,840,794 km

• M1: 150,495 km (0.106 R)
• M2: 983,307 km (0.105 R)
• M3: 1,779,766 km (0.087 R)
• M4: 2,363,347 km (0.095 R)
• M5: 2,853,879 km (0.059 R)
• M6: 4,060,535 km (0.102 R)
• M7: 4,511,273 km (0.086 R)
• M8: 6,508,405 km (0.04 R)
• M9: 7,022,274 km (0.084 R)
• M10: 7,958,158 km (0.072 R)
• M11: 10,979,137 km (0.095 R)
• M12: 12,238,901 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.4

Radius: 6.8

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.79 AU - 11.09 AU

Year: 17259 Days

Day: 22.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,840,794 km

• M1: 84,672 km (0.107 R)
• M2: 325,226 km (0.107 R)
• M3: 547,977 km (0.043 R)
• M4: 1,140,085 km (0.118 R)
• M5: 1,441,375 km (0.119 R)
• M6: 1,655,899 km (0.107 R)
• M7: 1,908,570 km (0.067 R)
• M8: 3,284,421 km (0.11 R)
• M9: 3,953,423 km (0.078 R)
• M10: 4,467,441 km (0.117 R)
• M11: 5,254,027 km (0.103 R)
• M12: 7,429,180 km (0.067 R)
• M13: 9,683,470 km (0.083 R)
• M14: 10,298,317 km (0.072 R)
• M15: 33,163,155 km (0.102 R)
• M16: 43,601,646 km (0.12 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 18,848 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit