🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.45 AU - 2.29 AU

Year: 907 Days

Day: 35.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,788,133 km

• M1: 21,243 km (0.072 R)
• M2: 358,885 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.4 AU - 3.26 AU

Year: 1689 Days

Day: 23.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.3

Radius: 8

Gravity: 14.5 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 12.3 AU - 18.88 AU

Year: 21838 Days

Day: 22.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,788,133 km

• M1: 101,876 km (0.052 R)
• M2: 382,821 km (0.096 R)
• M3: 823,686 km (0.119 R)
• M4: 1,075,309 km (0.113 R)
• M5: 3,275,445 km (0.114 R)
• M6: 3,604,710 km (0.044 R)
• M7: 4,727,742 km (0.068 R)
• M8: 5,512,831 km (0.119 R)
• M9: 5,764,604 km (0.074 R)
• M10: 8,335,145 km (0.091 R)
• M11: 9,900,985 km (0.091 R)
• M12: 14,064,893 km (0.093 R)
• M13: 16,528,919 km (0.04 R)
• M14: 16,877,931 km (0.102 R)
• M15: 17,680,972 km (0.082 R)
• M16: 20,442,250 km (0.113 R)
• M17: 21,354,498 km (0.114 R)
• M18: 25,046,573 km (0.12 R)
• M19: 25,507,035 km (0.065 R)
• M20: 27,284,557 km (0.063 R)
• M21: 31,482,872 km (0.09 R)
• M22: 35,511,243 km (0.081 R)
• M23: 38,634,099 km (0.095 R)
• M24: 39,403,780 km (0.043 R)
• M25: 45,933,129 km (0.108 R)
• M26: 59,845,731 km (0.119 R)
• M27: 62,548,366 km (0.097 R)
• M28: 68,419,783 km (0.049 R)
• M29: 70,913,430 km (0.117 R)
• M30: 73,467,215 km (0.1 R)
• M31: 82,760,384 km (0.096 R)
• M32: 83,015,000 km (0.041 R)
• M33: 83,270,064 km (0.098 R)
• M34: 89,016,119 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.4

Radius: 5.7

Gravity: 17.56 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 13.36 AU - 21.88 AU

Year: 26239 Days

Day: 19.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,788,133 km

• M1: 101,577 km (0.116 R)
• M2: 442,062 km (0.108 R)
• M3: 1,155,195 km (0.086 R)
• M4: 2,097,213 km (0.081 R)
• M5: 2,699,344 km (0.085 R)
• M6: 3,809,360 km (0.088 R)
• M7: 4,555,106 km (0.105 R)
• M8: 5,515,823 km (0.089 R)
• M9: 5,765,053 km (0.08 R)
• M10: 8,689,243 km (0.119 R)
• M11: 9,971,296 km (0.082 R)
• M12: 11,779,037 km (0.113 R)
• M13: 17,675,437 km (0.088 R)
• M14: 18,401,286 km (0.119 R)
• M15: 20,598,729 km (0.118 R)
• M16: 21,199,514 km (0.116 R)
• M17: 21,709,045 km (0.063 R)
• M18: 38,296,008 km (0.07 R)
• M19: 42,012,617 km (0.101 R)
• M20: 44,453,755 km (0.107 R)
• M21: 58,087,357 km (0.098 R)
• M22: 59,285,038 km (0.097 R)
• M23: 66,817,889 km (0.072 R)
• M24: 79,030,760 km (0.114 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 13,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit