🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.57 AU - 0.87 AU

Year: 263 Days

Day: 13.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,575,421 km

• M1: 521,199 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.9 AU - 0.96 AU

Year: 386 Days

Day: 27 Hours

Environment

Temp: -56 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,575,421 km

• M1: 783,743 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.9 AU - 1.24 AU

Year: 476 Days

Day: 20.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.13 AU - 1.49 AU

Year: 645 Days

Day: 35.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,575,421 km

• M1: 48,470 km (0.048 R)
• M2: 1,302,249 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.31 AU - 1.77 AU

Year: 823 Days

Day: 36.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 9.5

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.36 AU - 5.12 AU

Year: 4442 Days

Day: 9 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,575,421 km

• M1: 119,080 km (0.115 R)
• M2: 571,464 km (0.067 R)
• M3: 1,261,559 km (0.046 R)
• M4: 1,682,378 km (0.078 R)
• M5: 4,033,159 km (0.066 R)
• M6: 4,485,543 km (0.06 R)
• M7: 4,811,068 km (0.049 R)
• M8: 5,562,198 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.7

Radius: 13.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.92 AU - 6.56 AU

Year: 6710 Days

Day: 12.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,575,421 km

• M1: 170,990 km (0.116 R)
• M2: 606,171 km (0.115 R)
• M3: 1,112,111 km (0.113 R)
• M4: 1,937,592 km (0.044 R)
• M5: 2,443,681 km (0.088 R)
• M6: 3,587,058 km (0.084 R)
• M7: 4,073,251 km (0.04 R)
• M8: 5,090,367 km (0.076 R)
• M9: 5,869,173 km (0.041 R)
• M10: 6,619,107 km (0.034 R)
• M11: 7,743,635 km (0.091 R)
• M12: 9,257,116 km (0.111 R)
• M13: 11,211,762 km (0.091 R)
• M14: 13,834,362 km (0.116 R)
• M15: 14,854,171 km (0.112 R)
• M16: 15,731,263 km (0.11 R)
• M17: 18,215,785 km (0.073 R)
• M18: 19,588,495 km (0.067 R)
• M19: 22,215,433 km (0.101 R)
• M20: 24,120,562 km (0.117 R)
• M21: 29,502,645 km (0.111 R)
• M22: 30,687,610 km (0.056 R)
• M23: 32,732,912 km (0.058 R)
• M24: 33,469,681 km (0.113 R)
• M25: 37,894,337 km (0.074 R)
• M26: 39,058,508 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.2

Radius: 13.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.61 AU - 8.99 AU

Year: 9377 Days

Day: 7.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 172.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,575,421 km

• M1: 175,628 km (0.065 R)
• M2: 639,531 km (0.112 R)
• M3: 1,210,396 km (0.031 R)
• M4: 4,219,707 km (0.116 R)
• M5: 5,160,528 km (0.116 R)
• M6: 6,737,140 km (0.114 R)
• M7: 7,264,473 km (0.103 R)
• M8: 8,193,326 km (0.102 R)
• M9: 9,125,470 km (0.103 R)
• M10: 18,744,464 km (0.062 R)
• M11: 21,599,389 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 14.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.77 AU - 9.71 AU

Year: 12090 Days

Day: 5.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,575,421 km

• M1: 190,737 km (0.066 R)
• M2: 924,216 km (0.082 R)
• M3: 1,950,457 km (0.101 R)
• M4: 4,694,082 km (0.116 R)
• M5: 5,166,961 km (0.112 R)
• M6: 5,869,472 km (0.104 R)
• M7: 6,455,298 km (0.086 R)
• M8: 9,382,629 km (0.117 R)
• M9: 10,780,172 km (0.113 R)
• M10: 11,715,009 km (0.102 R)
• M11: 12,367,854 km (0.113 R)
• M12: 13,102,380 km (0.108 R)
• M13: 14,167,367 km (0.101 R)
• M14: 16,739,852 km (0.098 R)
• M15: 18,352,667 km (0.081 R)
• M16: 18,937,445 km (0.029 R)
• M17: 20,531,410 km (0.115 R)
• M18: 21,321,137 km (0.083 R)
• M19: 21,804,638 km (0.047 R)
• M20: 22,877,554 km (0.067 R)
• M21: 28,097,173 km (0.097 R)
• M22: 32,763,878 km (0.086 R)
• M23: 38,277,757 km (0.049 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 13,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit