🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.49 AU - 0.53 AU

Year: 235 Days

Day: 17 Hours

Environment

Temp: -114 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.7

Radius: 10.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.69 AU - 0.69 AU

Year: 370 Days

Day: 14.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,096,316 km

• M1: 129,402 km (0.104 R)
• M2: 473,627 km (0.12 R)
• M3: 825,182 km (0.12 R)
• M4: 1,634,656 km (0.104 R)
• M5: 2,011,044 km (0.099 R)
• M6: 2,387,582 km (0.113 R)
• M7: 2,740,035 km (0.086 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631

Radius: 14.7

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1 AU - 1.56 AU

Year: 935 Days

Day: 9.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,096,316 km

• M1: 182,809 km (0.119 R)
• M2: 906,413 km (0.108 R)
• M3: 1,382,284 km (0.096 R)
• M4: 1,909,916 km (0.071 R)
• M5: 2,807,204 km (0.089 R)
• M6: 5,322,692 km (0.075 R)
• M7: 5,829,231 km (0.077 R)
• M8: 6,453,802 km (0.085 R)
• M9: 7,076,727 km (0.101 R)
• M10: 7,837,582 km (0.119 R)
• M11: 9,026,586 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 8.2

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.57 AU - 2.29 AU

Year: 1731 Days

Day: 13.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,096,316 km

• M1: 102,026 km (0.093 R)
• M2: 381,624 km (0.051 R)
• M3: 1,024,297 km (0.07 R)
• M4: 1,561,802 km (0.096 R)
• M5: 1,985,613 km (0.069 R)
• M6: 2,457,743 km (0.073 R)
• M7: 4,952,737 km (0.12 R)
• M8: 5,306,984 km (0.102 R)
• M9: 6,066,343 km (0.027 R)
• M10: 7,059,972 km (0.064 R)
• M11: 7,538,087 km (0.101 R)
• M12: 8,280,242 km (0.059 R)
• M13: 8,844,077 km (0.047 R)
• M14: 9,601,341 km (0.058 R)
• M15: 10,726,167 km (0.115 R)
• M16: 11,057,826 km (0.073 R)
• M17: 12,901,919 km (0.104 R)
• M18: 14,357,805 km (0.045 R)
• M19: 14,896,806 km (0.051 R)
• M20: 15,171,318 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44

Radius: 8.1

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.13 AU - 2.39 AU

Year: 2194 Days

Day: 12.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,096,316 km

• M1: 102,175 km (0.078 R)
• M2: 390,750 km (0.078 R)
• M3: 797,057 km (0.115 R)
• M4: 1,283,550 km (0.098 R)
• M5: 1,564,943 km (0.1 R)
• M6: 1,821,504 km (0.1 R)
• M7: 2,161,240 km (0.081 R)
• M8: 2,701,588 km (0.115 R)
• M9: 4,432,286 km (0.087 R)
• M10: 5,424,568 km (0.064 R)
• M11: 5,945,169 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.4

Radius: 12

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.46 AU - 3.98 AU

Year: 3731 Days

Day: 12 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,096,316 km

• M1: 158,723 km (0.072 R)
• M2: 694,284 km (0.113 R)
• M3: 1,578,407 km (0.093 R)
• M4: 2,501,276 km (0.066 R)
• M5: 4,152,538 km (0.112 R)
• M6: 4,672,091 km (0.066 R)
• M7: 6,525,908 km (0.079 R)
• M8: 9,121,431 km (0.115 R)
• M9: 9,689,903 km (0.091 R)
• M10: 10,981,980 km (0.06 R)
• M11: 11,713,513 km (0.111 R)
• M12: 17,198,818 km (0.088 R)
• M13: 18,662,783 km (0.068 R)
• M14: 19,955,458 km (0.063 R)
• M15: 23,552,539 km (0.091 R)

Asteroid Belt

Center: 5.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.1

Radius: 7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.07 AU - 9.05 AU

Year: 16171 Days

Day: 22.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,096,316 km

• M1: 87,216 km (0.109 R)
• M2: 363,972 km (0.071 R)
• M3: 876,494 km (0.116 R)
• M4: 2,147,477 km (0.085 R)
• M5: 2,851,934 km (0.089 R)
• M6: 3,212,913 km (0.105 R)
• M7: 3,700,902 km (0.093 R)
• M8: 3,975,563 km (0.118 R)
• M9: 4,371,998 km (0.104 R)
• M10: 4,823,634 km (0.113 R)
• M11: 5,920,037 km (0.061 R)
• M12: 6,157,897 km (0.09 R)
• M13: 7,022,274 km (0.062 R)
• M14: 9,078,646 km (0.064 R)
• M15: 10,637,007 km (0.033 R)
• M16: 10,989,310 km (0.072 R)
• M17: 18,089,075 km (0.066 R)
• M18: 21,639,781 km (0.113 R)
• M19: 23,030,742 km (0.044 R)
• M20: 28,416,564 km (0.057 R)
• M21: 28,997,303 km (0.113 R)
• M22: 31,502,619 km (0.117 R)
• M23: 36,482,882 km (0.091 R)
• M24: 39,637,601 km (0.109 R)
• M25: 39,878,304 km (0.082 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit