🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.61 AU - 0.81 AU

Year: 214 Days

Day: 37.8 Hours

Environment

Temp: 209 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.06 AU - 1.76 AU

Year: 600 Days

Day: 30 Hours

Environment

Temp: -17 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.54 AU - 1.6 AU

Year: 705 Days

Day: 32 Hours

Environment

Temp: -24 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.41 AU - 2.07 AU

Year: 822 Days

Day: 29.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,542,745 km

• M1: 1,397,095 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.65 AU - 4.35 AU

Year: 2345 Days

Day: 43.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 9.8

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.05 AU - 8.89 AU

Year: 8829 Days

Day: 14.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,542,745 km

• M1: 122,072 km (0.088 R)
• M2: 459,415 km (0.107 R)
• M3: 953,387 km (0.099 R)
• M4: 1,512,434 km (0.108 R)
• M5: 1,859,950 km (0.105 R)
• M6: 2,369,929 km (0.103 R)
• M7: 2,971,014 km (0.119 R)
• M8: 4,033,159 km (0.107 R)
• M9: 5,171,000 km (0.029 R)
• M10: 5,627,722 km (0.096 R)
• M11: 9,859,996 km (0.073 R)
• M12: 10,718,837 km (0.092 R)
• M13: 11,517,241 km (0.09 R)
• M14: 12,527,176 km (0.084 R)
• M15: 17,377,289 km (0.105 R)
• M16: 17,885,473 km (0.03 R)
• M17: 18,254,531 km (0.097 R)
• M18: 18,628,525 km (0.113 R)
• M19: 20,335,886 km (0.065 R)
• M20: 20,900,319 km (0.09 R)
• M21: 24,509,068 km (0.054 R)
• M22: 44,979,143 km (0.11 R)
• M23: 45,799,687 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.3

Radius: 11.9

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.29 AU - 11.15 AU

Year: 10027 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 28,542,745 km

• M1: 154,684 km (0.12 R)
• M2: 588,518 km (0.069 R)
• M3: 1,013,226 km (0.096 R)
• M4: 1,676,693 km (0.067 R)
• M5: 2,351,679 km (0.111 R)
• M6: 3,046,112 km (0.037 R)
• M7: 3,721,546 km (0.08 R)
• M8: 4,326,221 km (0.063 R)
• M9: 4,696,326 km (0.1 R)
• M10: 5,118,641 km (0.095 R)
• M11: 6,689,119 km (0.115 R)
• M12: 7,069,247 km (0.095 R)
• M13: 10,963,878 km (0.036 R)
• M14: 12,264,931 km (0.087 R)
• M15: 12,894,439 km (0.09 R)
• M16: 13,605,777 km (0.098 R)
• M17: 17,205,251 km (0.065 R)
• M18: 18,509,296 km (0.12 R)
• M19: 20,112,835 km (0.049 R)
• M20: 20,827,764 km (0.116 R)
• M21: 24,479,298 km (0.092 R)
• M22: 25,386,011 km (0.108 R)
• M23: 30,052,417 km (0.052 R)
• M24: 30,986,955 km (0.08 R)
• M25: 32,695,811 km (0.114 R)
• M26: 36,534,493 km (0.06 R)
• M27: 37,360,572 km (0.073 R)
• M28: 38,805,538 km (0.095 R)
• M29: 40,162,540 km (0.093 R)
• M30: 42,321,686 km (0.074 R)
• M31: 44,024,110 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.9

Radius: 10

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.48 AU - 10.74 AU

Year: 10670 Days

Day: 9.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,542,745 km

• M1: 124,316 km (0.092 R)
• M2: 447,298 km (0.115 R)
• M3: 1,064,538 km (0.053 R)
• M4: 2,188,168 km (0.103 R)
• M5: 2,865,398 km (0.108 R)
• M6: 3,177,309 km (0.116 R)
• M7: 3,676,368 km (0.084 R)
• M8: 3,995,460 km (0.099 R)
• M9: 5,095,603 km (0.052 R)
• M10: 5,879,196 km (0.091 R)
• M11: 6,705,126 km (0.104 R)
• M12: 9,240,511 km (0.04 R)
• M13: 12,032,157 km (0.11 R)
• M14: 13,475,178 km (0.09 R)
• M15: 15,915,568 km (0.115 R)
• M16: 21,812,417 km (0.112 R)
• M17: 26,950,206 km (0.108 R)
• M18: 27,504,616 km (0.117 R)
• M19: 28,160,902 km (0.105 R)
• M20: 38,131,300 km (0.1 R)
• M21: 39,537,371 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.4

Radius: 8.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 9.31 AU - 14.09 AU

Year: 14334 Days

Day: 13.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,542,745 km

• M1: 108,309 km (0.086 R)
• M2: 377,884 km (0.061 R)
• M3: 666,608 km (0.037 R)
• M4: 1,056,311 km (0.111 R)
• M5: 3,534,998 km (0.107 R)
• M6: 3,856,783 km (0.119 R)
• M7: 12,491,273 km (0.117 R)
• M8: 14,502,915 km (0.072 R)
• M9: 17,142,121 km (0.113 R)
• M10: 21,044,680 km (0.114 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 18,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit