🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.03 AU - 3.15 AU

Year: 1465 Days

Day: 33.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 96,431,182 km

• M1: 27,077 km (0.081 R)
• M2: 254,616 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.16 AU - 3.08 AU

Year: 1490 Days

Day: 46.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,431,182 km

• M1: 66,721 km (0.05 R)

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.8

Radius: 12.3

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.29 AU - 10.35 AU

Year: 9206 Days

Day: 11.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 96,431,182 km

• M1: 153,039 km (0.086 R)
• M2: 762,351 km (0.113 R)
• M3: 1,487,751 km (0.077 R)
• M4: 4,597,891 km (0.115 R)
• M5: 5,723,166 km (0.046 R)
• M6: 9,998,972 km (0.086 R)
• M7: 10,884,143 km (0.112 R)
• M8: 12,106,208 km (0.075 R)
• M9: 14,044,398 km (0.088 R)
• M10: 15,288,753 km (0.084 R)
• M11: 15,696,557 km (0.102 R)
• M12: 19,069,241 km (0.106 R)
• M13: 19,462,683 km (0.068 R)
• M14: 20,841,527 km (0.1 R)
• M15: 22,024,995 km (0.106 R)
• M16: 23,342,205 km (0.084 R)
• M17: 23,974,704 km (0.114 R)
• M18: 28,113,180 km (0.113 R)
• M19: 31,158,992 km (0.107 R)
• M20: 32,369,688 km (0.075 R)
• M21: 33,726,092 km (0.112 R)
• M22: 36,430,971 km (0.086 R)
• M23: 39,787,349 km (0.107 R)
• M24: 40,950,323 km (0.072 R)
• M25: 42,136,035 km (0.049 R)
• M26: 43,888,874 km (0.096 R)
• M27: 45,130,536 km (0.077 R)
• M28: 49,143,200 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.2

Radius: 3.8

Gravity: 68.64 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.77 AU - 18.61 AU

Year: 23964 Days

Day: 20.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 96,431,182 km

• M1: 47,423 km (0.069 R)
• M2: 422,764 km (0.073 R)
• M3: 907,909 km (0.086 R)
• M4: 1,405,622 km (0.087 R)
• M5: 2,246,661 km (0.085 R)
• M6: 2,563,958 km (0.066 R)
• M7: 3,502,984 km (0.094 R)
• M8: 3,794,400 km (0.095 R)
• M9: 5,002,553 km (0.09 R)
• M10: 12,177,416 km (0.037 R)
• M11: 12,619,328 km (0.082 R)
• M12: 21,113,047 km (0.086 R)
• M13: 24,427,687 km (0.111 R)
• M14: 25,248,231 km (0.064 R)
• M15: 26,943,773 km (0.098 R)
• M16: 27,192,106 km (0.091 R)
• M17: 29,495,614 km (0.094 R)
• M18: 32,204,083 km (0.107 R)
• M19: 33,475,067 km (0.079 R)
• M20: 37,027,418 km (0.117 R)
• M21: 39,370,569 km (0.111 R)
• M22: 42,143,366 km (0.079 R)
• M23: 46,275,558 km (0.114 R)
• M24: 50,481,203 km (0.059 R)
• M25: 54,339,183 km (0.097 R)
• M26: 56,949,665 km (0.102 R)
• M27: 61,126,887 km (0.091 R)
• M28: 73,415,753 km (0.111 R)
• M29: 84,302,888 km (0.101 R)
• M30: 86,440,492 km (0.099 R)
• M31: 87,794,502 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.1

Radius: 4.4

Gravity: 49.54 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14.82 AU - 18.7 AU

Year: 24115 Days

Day: 23.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 145.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 96,431,182 km

• M1: 63,429 km (0.049 R)
• M2: 495,618 km (0.103 R)
• M3: 674,836 km (0.078 R)
• M4: 1,095,056 km (0.088 R)
• M5: 1,242,710 km (0.036 R)
• M6: 1,437,636 km (0.114 R)
• M7: 1,768,247 km (0.087 R)
• M8: 3,332,741 km (0.097 R)
• M9: 4,116,485 km (0.119 R)
• M10: 4,779,802 km (0.102 R)
• M11: 5,177,882 km (0.096 R)
• M12: 6,085,043 km (0.113 R)
• M13: 7,824,717 km (0.074 R)
• M14: 9,253,227 km (0.075 R)
• M15: 11,744,031 km (0.087 R)
• M16: 20,976,314 km (0.111 R)
• M17: 21,502,749 km (0.115 R)
• M18: 24,383,555 km (0.108 R)
• M19: 26,522,057 km (0.082 R)
• M20: 28,653,527 km (0.054 R)
• M21: 29,959,218 km (0.078 R)
• M22: 40,876,421 km (0.116 R)
• M23: 43,371,564 km (0.086 R)
• M24: 52,612,524 km (0.092 R)
• M25: 62,430,931 km (0.098 R)
• M26: 63,300,245 km (0.053 R)
• M27: 70,547,663 km (0.095 R)
• M28: 77,325,943 km (0.071 R)
• M29: 95,566,411 km (0.107 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 13,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit