🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.83 AU - 0.97 AU

Year: 304 Days

Day: 36.5 Hours

Environment

Temp: 131 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.13 AU - 3.39 AU

Year: 1634 Days

Day: 27.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.58 AU - 3.22 AU

Year: 1760 Days

Day: 29 Hours

Environment

Temp: -89 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.09 AU - 4.85 AU

Year: 3369 Days

Day: 37.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,963,956 km

• M1: 1,167,911 km (0.065 R)

Asteroid Belt

Center: 8.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.1

Radius: 8.5

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.41 AU - 13.07 AU

Year: 14338 Days

Day: 11.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 107,963,956 km

• M1: 105,766 km (0.114 R)
• M2: 408,701 km (0.115 R)
• M3: 1,156,691 km (0.102 R)
• M4: 2,569,942 km (0.069 R)
• M5: 3,061,371 km (0.109 R)
• M6: 3,513,605 km (0.106 R)
• M7: 5,077,202 km (0.112 R)
• M8: 7,058,177 km (0.117 R)
• M9: 7,635,027 km (0.038 R)
• M10: 10,786,006 km (0.061 R)
• M11: 12,293,654 km (0.093 R)
• M12: 13,189,595 km (0.105 R)
• M13: 15,998,595 km (0.111 R)
• M14: 18,638,249 km (0.077 R)
• M15: 20,387,048 km (0.115 R)
• M16: 22,069,276 km (0.074 R)
• M17: 25,327,219 km (0.104 R)
• M18: 39,621,744 km (0.093 R)
• M19: 40,652,623 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.3

Radius: 5.5

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 14.39 AU - 18.55 AU

Year: 23825 Days

Day: 20.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 107,963,956 km

• M1: 74,350 km (0.085 R)
• M2: 435,928 km (0.076 R)
• M3: 903,422 km (0.072 R)
• M4: 1,098,946 km (0.106 R)
• M5: 3,964,194 km (0.108 R)
• M6: 4,397,878 km (0.119 R)
• M7: 6,047,045 km (0.053 R)
• M8: 6,370,925 km (0.078 R)
• M9: 8,215,167 km (0.098 R)
• M10: 8,562,085 km (0.104 R)
• M11: 20,924,853 km (0.078 R)
• M12: 29,706,547 km (0.057 R)
• M13: 54,894,639 km (0.096 R)
• M14: 58,272,111 km (0.045 R)
• M15: 65,046,800 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.9

Radius: 3.3

Gravity: 83 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.56 AU - 23.36 AU

Year: 29427 Days

Day: 20.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 107,963,956 km

• M1: 41,139 km (0.11 R)
• M2: 891,603 km (0.082 R)
• M3: 1,026,241 km (0.1 R)
• M4: 1,190,201 km (0.105 R)
• M5: 2,619,160 km (0.087 R)
• M6: 3,414,272 km (0.102 R)
• M7: 3,954,769 km (0.103 R)
• M8: 4,098,383 km (0.106 R)
• M9: 4,358,085 km (0.102 R)
• M10: 4,511,423 km (0.105 R)
• M11: 4,668,202 km (0.076 R)
• M12: 6,393,813 km (0.093 R)
• M13: 7,424,842 km (0.057 R)
• M14: 7,866,754 km (0.041 R)
• M15: 8,741,901 km (0.083 R)
• M16: 10,274,232 km (0.048 R)
• M17: 12,738,109 km (0.119 R)
• M18: 13,775,720 km (0.076 R)
• M19: 13,940,128 km (0.102 R)
• M20: 15,128,533 km (0.035 R)
• M21: 15,747,270 km (0.087 R)
• M22: 18,892,715 km (0.078 R)
• M23: 19,197,895 km (0.063 R)
• M24: 22,319,105 km (0.12 R)
• M25: 22,889,222 km (0.089 R)
• M26: 23,821,666 km (0.08 R)
• M27: 28,598,475 km (0.08 R)
• M28: 30,368,667 km (0.049 R)
• M29: 30,787,242 km (0.12 R)
• M30: 35,803,857 km (0.109 R)
• M31: 43,773,983 km (0.1 R)
• M32: 52,647,380 km (0.1 R)
• M33: 61,083,204 km (0.074 R)
• M34: 68,686,067 km (0.066 R)
• M35: 75,867,214 km (0.05 R)
• M36: 79,242,591 km (0.117 R)
• M37: 82,175,606 km (0.06 R)
• M38: 82,716,552 km (0.089 R)
• M39: 87,974,469 km (0.081 R)
• M40: 89,394,302 km (0.117 R)
• M41: 100,378,526 km (0.104 R)
• M42: 102,866,039 km (0.057 R)
• M43: 103,494,350 km (0.117 R)
• M44: 105,394,542 km (0.102 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 13,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit