🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.47 AU - 1.61 AU

Year: 720 Days

Day: 31.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,938,103 km

• M1: 945,758 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.76 AU - 2.78 AU

Year: 1288 Days

Day: 17.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,938,103 km

• M1: 343,178 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.4 AU - 3.62 AU

Year: 1967 Days

Day: 25.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.2

Radius: 14.8

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.84 AU - 6.06 AU

Year: 5468 Days

Day: 6.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,938,103 km

• M1: 184,005 km (0.112 R)
• M2: 654,939 km (0.047 R)
• M3: 1,405,622 km (0.112 R)
• M4: 1,892,563 km (0.097 R)
• M5: 2,646,835 km (0.12 R)
• M6: 3,770,764 km (0.097 R)
• M7: 4,429,892 km (0.073 R)
• M8: 6,452,455 km (0.038 R)
• M9: 6,948,821 km (0.081 R)
• M10: 8,831,510 km (0.113 R)
• M11: 9,869,720 km (0.111 R)
• M12: 12,796,153 km (0.12 R)
• M13: 14,125,480 km (0.094 R)
• M14: 15,899,561 km (0.096 R)
• M15: 16,380,668 km (0.063 R)
• M16: 19,474,501 km (0.099 R)
• M17: 21,231,379 km (0.103 R)
• M18: 22,409,911 km (0.102 R)
• M19: 22,939,038 km (0.079 R)
• M20: 24,656,721 km (0.045 R)
• M21: 26,542,701 km (0.103 R)
• M22: 27,564,006 km (0.026 R)
• M23: 30,140,381 km (0.056 R)
• M24: 31,439,937 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.1

Radius: 12.5

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.47 AU - 6.77 AU

Year: 6417 Days

Day: 11.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,938,103 km

• M1: 155,432 km (0.082 R)
• M2: 661,223 km (0.108 R)
• M3: 1,143,227 km (0.102 R)
• M4: 2,049,940 km (0.06 R)
• M5: 2,693,809 km (0.103 R)
• M6: 3,120,013 km (0.082 R)
• M7: 3,716,609 km (0.087 R)
• M8: 4,155,829 km (0.097 R)
• M9: 5,326,731 km (0.043 R)
• M10: 5,800,807 km (0.101 R)
• M11: 7,094,380 km (0.092 R)
• M12: 7,669,434 km (0.088 R)
• M13: 8,239,103 km (0.066 R)
• M14: 9,462,963 km (0.06 R)
• M15: 10,160,837 km (0.12 R)
• M16: 12,655,681 km (0.116 R)
• M17: 14,176,493 km (0.087 R)
• M18: 14,763,515 km (0.072 R)
• M19: 24,627,101 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238

Radius: 12.9

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.68 AU - 7.6 AU

Year: 6446 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,938,103 km

• M1: 160,369 km (0.059 R)
• M2: 574,755 km (0.107 R)
• M3: 1,531,433 km (0.074 R)
• M4: 1,972,149 km (0.109 R)
• M5: 3,264,824 km (0.065 R)
• M6: 4,050,961 km (0.096 R)
• M7: 5,915,549 km (0.09 R)
• M8: 6,497,335 km (0.097 R)
• M9: 9,331,167 km (0.111 R)
• M10: 10,040,411 km (0.076 R)
• M11: 12,246,231 km (0.067 R)
• M12: 14,138,644 km (0.067 R)
• M13: 15,074,828 km (0.074 R)
• M14: 15,941,299 km (0.095 R)
• M15: 16,669,541 km (0.065 R)
• M16: 17,244,745 km (0.08 R)
• M17: 20,845,865 km (0.11 R)
• M18: 22,058,356 km (0.095 R)
• M19: 22,752,041 km (0.037 R)
• M20: 25,069,910 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 12.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.61 AU - 10.05 AU

Year: 9057 Days

Day: 8.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,938,103 km

• M1: 158,574 km (0.106 R)
• M2: 600,336 km (0.105 R)
• M3: 1,034,918 km (0.112 R)
• M4: 1,484,908 km (0.03 R)
• M5: 2,052,782 km (0.091 R)
• M6: 2,674,810 km (0.069 R)
• M7: 3,098,621 km (0.093 R)
• M8: 3,631,937 km (0.117 R)
• M9: 4,226,439 km (0.11 R)
• M10: 4,805,532 km (0.108 R)
• M11: 5,380,138 km (0.087 R)
• M12: 7,779,538 km (0.043 R)
• M13: 9,173,790 km (0.074 R)
• M14: 10,547,697 km (0.114 R)
• M15: 11,616,873 km (0.064 R)
• M16: 17,370,407 km (0.102 R)
• M17: 21,071,458 km (0.095 R)
• M18: 22,017,515 km (0.102 R)
• M19: 22,688,911 km (0.092 R)
• M20: 25,349,359 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.8

Radius: 3.4

Gravity: 61.83 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 13.92 AU - 16.44 AU

Year: 22281 Days

Day: 24.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,938,103 km

• M1: 42,635 km (0.059 R)
• M2: 316,549 km (0.118 R)
• M3: 1,024,745 km (0.116 R)
• M4: 6,053,179 km (0.109 R)
• M5: 6,679,096 km (0.115 R)
• M6: 7,697,259 km (0.1 R)
• M7: 8,926,355 km (0.078 R)
• M8: 9,209,843 km (0.077 R)
• M9: 9,557,958 km (0.049 R)
• M10: 10,466,615 km (0.108 R)
• M11: 13,168,053 km (0.117 R)
• M12: 15,475,002 km (0.082 R)
• M13: 20,475,461 km (0.062 R)
• M14: 21,772,923 km (0.115 R)
• M15: 27,631,026 km (0.034 R)
• M16: 32,290,102 km (0.113 R)
• M17: 44,752,353 km (0.089 R)
• M18: 46,083,624 km (0.112 R)
• M19: 54,253,762 km (0.041 R)
• M20: 56,726,316 km (0.032 R)
• M21: 58,088,255 km (0.07 R)
• M22: 65,650,427 km (0.087 R)
• M23: 70,221,091 km (0.099 R)
• M24: 70,890,841 km (0.105 R)
• M25: 72,243,205 km (0.092 R)
• M26: 77,111,718 km (0.046 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 15,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit