🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.54 AU - 0.58 AU

Year: 271 Days

Day: 12.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.48 AU - 0.66 AU

Year: 278 Days

Day: 21 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.8

Radius: 10.9

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.94 AU - 1.14 AU

Year: 685 Days

Day: 10.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,634,992 km

• M1: 138,228 km (0.081 R)
• M2: 683,213 km (0.045 R)
• M3: 1,087,128 km (0.085 R)
• M4: 1,778,419 km (0.096 R)
• M5: 2,826,053 km (0.1 R)
• M6: 3,412,776 km (0.114 R)
• M7: 5,175,039 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.2

Radius: 14.1

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.24 AU - 1.62 AU

Year: 1104 Days

Day: 5.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 179.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,634,992 km

• M1: 175,478 km (0.058 R)
• M2: 682,914 km (0.119 R)
• M3: 1,207,853 km (0.047 R)
• M4: 2,025,256 km (0.054 R)
• M5: 2,881,405 km (0.092 R)
• M6: 3,357,275 km (0.074 R)
• M7: 4,107,210 km (0.081 R)
• M8: 4,667,304 km (0.068 R)
• M9: 5,161,875 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.4

Radius: 10.7

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.68 AU - 1.74 AU

Year: 1444 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,634,992 km

• M1: 149,149 km (0.078 R)
• M2: 753,824 km (0.102 R)
• M3: 1,103,583 km (0.063 R)
• M4: 3,192,867 km (0.104 R)
• M5: 4,089,407 km (0.111 R)
• M6: 4,881,379 km (0.067 R)
• M7: 5,241,760 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.9

Radius: 14.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.67 AU - 2.73 AU

Year: 2107 Days

Day: 12.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,634,992 km

• M1: 175,329 km (0.08 R)
• M2: 617,390 km (0.102 R)
• M3: 1,132,456 km (0.086 R)
• M4: 1,920,238 km (0.063 R)
• M5: 2,741,381 km (0.096 R)
• M6: 3,353,535 km (0.094 R)
• M7: 3,977,807 km (0.096 R)
• M8: 4,464,300 km (0.101 R)
• M9: 5,245,799 km (0.117 R)
• M10: 7,739,595 km (0.101 R)
• M11: 8,178,964 km (0.064 R)
• M12: 9,073,560 km (0.07 R)
• M13: 10,632,070 km (0.032 R)
• M14: 14,841,306 km (0.067 R)
• M15: 15,325,404 km (0.111 R)
• M16: 16,478,654 km (0.06 R)
• M17: 17,050,417 km (0.071 R)
• M18: 17,959,972 km (0.118 R)

Asteroid Belt

Center: 3.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.2

Radius: 15

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.37 AU - 5.61 AU

Year: 7197 Days

Day: 13.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,634,992 km

• M1: 186,698 km (0.075 R)
• M2: 921,822 km (0.111 R)
• M3: 1,435,691 km (0.077 R)
• M4: 2,194,451 km (0.079 R)
• M5: 2,782,820 km (0.119 R)
• M6: 3,297,885 km (0.065 R)
• M7: 3,975,863 km (0.098 R)
• M8: 4,717,718 km (0.114 R)
• M9: 5,487,848 km (0.091 R)
• M10: 6,272,040 km (0.048 R)
• M11: 7,705,038 km (0.088 R)
• M12: 8,604,720 km (0.112 R)
• M13: 9,482,560 km (0.08 R)
• M14: 10,131,965 km (0.102 R)
• M15: 10,613,819 km (0.087 R)
• M16: 12,045,471 km (0.097 R)
• M17: 12,641,918 km (0.077 R)
• M18: 14,012,085 km (0.079 R)
• M19: 17,938,430 km (0.116 R)
• M20: 19,297,826 km (0.081 R)
• M21: 20,418,763 km (0.119 R)
• M22: 21,346,569 km (0.09 R)
• M23: 26,141,630 km (0.094 R)
• M24: 32,228,318 km (0.042 R)
• M25: 35,213,693 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.8

Radius: 7.8

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.67 AU - 11.29 AU

Year: 20357 Days

Day: 15.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,634,992 km

• M1: 97,388 km (0.049 R)
• M2: 507,735 km (0.052 R)
• M3: 761,752 km (0.077 R)
• M4: 1,386,323 km (0.104 R)
• M5: 2,862,406 km (0.088 R)
• M6: 3,188,230 km (0.102 R)
• M7: 4,062,480 km (0.105 R)
• M8: 7,007,015 km (0.116 R)
• M9: 9,765,300 km (0.096 R)
• M10: 11,037,181 km (0.103 R)
• M11: 11,334,133 km (0.052 R)
• M12: 20,022,628 km (0.062 R)
• M13: 21,598,941 km (0.06 R)
• M14: 27,449,863 km (0.093 R)
• M15: 35,228,503 km (0.12 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: 510 - 13,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit