🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.8

Radius: 14.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.63 AU - 1.91 AU

Year: 1520 Days

Day: 10.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,501,515 km

• M1: 177,872 km (0.11 R)
• M2: 628,610 km (0.059 R)
• M3: 1,203,814 km (0.106 R)
• M4: 1,945,072 km (0.119 R)
• M5: 3,163,247 km (0.064 R)
• M6: 3,769,268 km (0.102 R)
• M7: 4,215,668 km (0.119 R)
• M8: 5,008,238 km (0.076 R)
• M9: 5,530,184 km (0.062 R)
• M10: 6,024,605 km (0.057 R)
• M11: 6,821,962 km (0.077 R)
• M12: 7,294,542 km (0.069 R)
• M13: 9,040,648 km (0.09 R)
• M14: 10,453,151 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 14.8

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.46 AU - 2.4 AU

Year: 1731 Days

Day: 10.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 115.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,501,515 km

• M1: 186,100 km (0.103 R)
• M2: 772,972 km (0.1 R)
• M3: 1,239,418 km (0.063 R)
• M4: 1,769,593 km (0.07 R)
• M5: 2,517,134 km (0.093 R)
• M6: 3,047,159 km (0.066 R)
• M7: 3,859,475 km (0.059 R)
• M8: 4,590,111 km (0.078 R)
• M9: 5,411,553 km (0.075 R)
• M10: 6,181,683 km (0.067 R)
• M11: 7,050,697 km (0.038 R)
• M12: 8,028,918 km (0.037 R)
• M13: 8,719,910 km (0.09 R)
• M14: 10,255,532 km (0.108 R)
• M15: 11,400,106 km (0.114 R)
• M16: 12,157,669 km (0.091 R)
• M17: 12,988,985 km (0.094 R)
• M18: 13,647,664 km (0.089 R)
• M19: 14,113,362 km (0.098 R)
• M20: 14,721,478 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.7

Radius: 12.1

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.58 AU - 2.56 AU

Year: 1923 Days

Day: 7.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,501,515 km

• M1: 150,495 km (0.077 R)
• M2: 602,281 km (0.11 R)
• M3: 979,716 km (0.111 R)
• M4: 1,388,418 km (0.116 R)
• M5: 1,879,996 km (0.096 R)
• M6: 2,473,750 km (0.04 R)
• M7: 3,033,246 km (0.072 R)
• M8: 3,452,120 km (0.113 R)
• M9: 4,672,540 km (0.106 R)
• M10: 5,720,922 km (0.045 R)
• M11: 6,136,654 km (0.105 R)
• M12: 6,758,084 km (0.03 R)
• M13: 7,139,708 km (0.064 R)
• M14: 7,710,125 km (0.104 R)
• M15: 8,465,444 km (0.078 R)
• M16: 9,707,555 km (0.043 R)
• M17: 10,159,191 km (0.096 R)
• M18: 11,445,733 km (0.064 R)
• M19: 11,871,638 km (0.107 R)
• M20: 13,171,345 km (0.07 R)
• M21: 14,699,188 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.9

Radius: 14.4

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.32 AU - 2.5 AU

Year: 2416 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,501,515 km

• M1: 188,194 km (0.11 R)
• M2: 873,652 km (0.084 R)
• M3: 1,383,032 km (0.112 R)
• M4: 1,863,989 km (0.113 R)
• M5: 3,335,285 km (0.113 R)
• M6: 3,916,472 km (0.068 R)
• M7: 5,382,232 km (0.089 R)
• M8: 6,746,266 km (0.104 R)
• M9: 8,131,691 km (0.112 R)
• M10: 8,667,551 km (0.075 R)
• M11: 9,662,526 km (0.119 R)
• M12: 13,107,167 km (0.055 R)
• M13: 14,177,540 km (0.112 R)
• M14: 14,906,530 km (0.106 R)
• M15: 15,507,465 km (0.094 R)
• M16: 17,244,296 km (0.061 R)
• M17: 18,358,052 km (0.105 R)
• M18: 20,729,029 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.7

Radius: 8.8

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3 AU - 4.48 AU

Year: 4670 Days

Day: 8.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,501,515 km

• M1: 109,655 km (0.117 R)
• M2: 429,495 km (0.066 R)
• M3: 906,264 km (0.104 R)
• M4: 1,348,625 km (0.033 R)
• M5: 2,081,954 km (0.081 R)
• M6: 2,554,084 km (0.046 R)
• M7: 3,022,176 km (0.087 R)
• M8: 3,404,997 km (0.034 R)
• M9: 3,777,047 km (0.043 R)
• M10: 4,198,913 km (0.112 R)
• M11: 4,827,074 km (0.099 R)
• M12: 5,324,637 km (0.072 R)
• M13: 5,741,267 km (0.074 R)
• M14: 6,269,946 km (0.062 R)
• M15: 8,378,827 km (0.071 R)
• M16: 9,492,733 km (0.089 R)
• M17: 10,274,232 km (0.094 R)
• M18: 11,053,637 km (0.051 R)
• M19: 14,409,417 km (0.109 R)
• M20: 16,174,372 km (0.078 R)
• M21: 17,168,300 km (0.072 R)
• M22: 19,407,033 km (0.053 R)
• M23: 20,061,822 km (0.092 R)
• M24: 21,554,211 km (0.116 R)
• M25: 26,554,071 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.8

Radius: 4.6

Gravity: 19.98 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 8.41 AU - 11.23 AU

Year: 19869 Days

Day: 19.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,501,515 km

• M1: 75,697 km (0.119 R)
• M2: 274,662 km (0.119 R)
• M3: 420,669 km (0.12 R)
• M4: 572,810 km (0.115 R)
• M5: 2,188,766 km (0.098 R)
• M6: 2,436,949 km (0.088 R)
• M7: 2,726,571 km (0.105 R)
• M8: 3,165,192 km (0.056 R)
• M9: 7,732,265 km (0.042 R)
• M10: 10,036,671 km (0.114 R)
• M11: 11,193,810 km (0.077 R)
• M12: 12,244,885 km (0.093 R)
• M13: 17,430,546 km (0.073 R)
• M14: 18,249,893 km (0.028 R)
• M15: 23,811,493 km (0.098 R)
• M16: 26,597,305 km (0.093 R)
• M17: 32,194,060 km (0.107 R)
• M18: 33,675,229 km (0.104 R)
• M19: 34,943,669 km (0.117 R)
• M20: 36,639,959 km (0.057 R)
• M21: 39,355,310 km (0.081 R)
• M22: 41,766,529 km (0.084 R)
• M23: 59,238,363 km (0.118 R)
• M24: 60,341,049 km (0.076 R)
• M25: 62,777,101 km (0.073 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 16,577 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit