🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.68 AU - 0.7 AU

Year: 213 Days

Day: 34.4 Hours

Environment

Temp: 185 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.85 AU - 0.87 AU

Year: 296 Days

Day: 21.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.81 AU - 1.29 AU

Year: 399 Days

Day: 31.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 10.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.37 AU - 3.89 AU

Year: 2054 Days

Day: 16 Hours

Environment

Temp: -101 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.24 AU - 4.82 AU

Year: 3000 Days

Day: 45 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,777,733 km

• M1: 1,004,101 km (0.027 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 11.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.62 AU - 6.56 AU

Year: 4901 Days

Day: 8.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,777,733 km

• M1: 144,661 km (0.033 R)
• M2: 535,261 km (0.095 R)
• M3: 1,034,918 km (0.067 R)
• M4: 2,222,276 km (0.099 R)
• M5: 2,629,631 km (0.096 R)
• M6: 3,898,969 km (0.073 R)
• M7: 4,421,066 km (0.069 R)
• M8: 5,518,067 km (0.091 R)
• M9: 6,320,809 km (0.087 R)
• M10: 8,447,343 km (0.115 R)
• M11: 9,545,092 km (0.102 R)
• M12: 10,161,585 km (0.11 R)
• M13: 10,978,090 km (0.097 R)
• M14: 12,171,582 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.8

Radius: 11.6

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.08 AU - 7.04 AU

Year: 5532 Days

Day: 5.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,777,733 km

• M1: 144,362 km (0.091 R)
• M2: 743,053 km (0.059 R)
• M3: 1,437,187 km (0.081 R)
• M4: 2,378,606 km (0.047 R)
• M5: 4,910,251 km (0.053 R)
• M6: 5,310,724 km (0.056 R)
• M7: 7,294,991 km (0.104 R)
• M8: 11,326,504 km (0.086 R)
• M9: 18,733,393 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.2

Radius: 11.5

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.49 AU - 9.35 AU

Year: 8266 Days

Day: 13.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 25,777,733 km

• M1: 144,362 km (0.112 R)
• M2: 522,396 km (0.102 R)
• M3: 1,071,270 km (0.072 R)
• M4: 1,478,476 km (0.093 R)
• M5: 2,191,160 km (0.059 R)
• M6: 3,295,491 km (0.109 R)
• M7: 3,949,533 km (0.043 R)
• M8: 5,460,472 km (0.113 R)
• M9: 6,223,271 km (0.067 R)
• M10: 6,598,612 km (0.044 R)
• M11: 7,780,884 km (0.086 R)
• M12: 9,708,004 km (0.101 R)
• M13: 10,214,243 km (0.103 R)
• M14: 11,006,663 km (0.094 R)
• M15: 11,604,157 km (0.115 R)
• M16: 12,664,507 km (0.026 R)
• M17: 13,788,137 km (0.101 R)
• M18: 15,256,739 km (0.116 R)
• M19: 15,711,217 km (0.094 R)
• M20: 16,947,494 km (0.043 R)
• M21: 17,496,817 km (0.053 R)
• M22: 17,932,147 km (0.091 R)
• M23: 18,438,536 km (0.078 R)
• M24: 21,751,530 km (0.082 R)
• M25: 22,766,402 km (0.069 R)
• M26: 24,117,570 km (0.097 R)
• M27: 25,840,489 km (0.1 R)
• M28: 28,748,672 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.2

Radius: 6.3

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 10.09 AU - 15.45 AU

Year: 16924 Days

Day: 23.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,777,733 km

• M1: 85,420 km (0.12 R)
• M2: 290,220 km (0.113 R)
• M3: 540,497 km (0.06 R)
• M4: 765,343 km (0.098 R)
• M5: 1,338,303 km (0.115 R)
• M6: 1,567,935 km (0.116 R)
• M7: 3,046,710 km (0.082 R)
• M8: 4,640,077 km (0.1 R)
• M9: 5,574,017 km (0.113 R)
• M10: 7,773,255 km (0.105 R)
• M11: 9,630,662 km (0.078 R)
• M12: 17,651,502 km (0.053 R)
• M13: 19,572,637 km (0.032 R)
• M14: 20,550,409 km (0.106 R)
• M15: 21,085,072 km (0.111 R)
• M16: 22,957,888 km (0.107 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 11,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit