🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.2

Radius: 9.5

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.5 AU - 0.68 AU

Year: 307 Days

Day: 9.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,291,946 km

• M1: 118,930 km (0.101 R)
• M2: 429,944 km (0.111 R)
• M3: 1,039,705 km (0.12 R)
• M4: 1,354,160 km (0.117 R)
• M5: 2,108,133 km (0.081 R)
• M6: 2,807,653 km (0.081 R)
• M7: 3,523,927 km (0.096 R)
• M8: 4,762,747 km (0.113 R)
• M9: 5,178,031 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.1

Radius: 8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.34 AU - 2 AU

Year: 1464 Days

Day: 9.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,291,946 km

• M1: 99,483 km (0.115 R)
• M2: 430,543 km (0.065 R)
• M3: 790,026 km (0.092 R)
• M4: 1,079,498 km (0.041 R)
• M5: 5,623,384 km (0.087 R)
• M6: 7,069,696 km (0.095 R)
• M7: 7,626,499 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 11.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.64 AU - 1.96 AU

Year: 1638 Days

Day: 5.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 18,291,946 km

• M1: 140,921 km (0.097 R)
• M2: 499,507 km (0.114 R)
• M3: 985,252 km (0.088 R)
• M4: 1,463,965 km (0.071 R)
• M5: 2,204,923 km (0.107 R)
• M6: 2,567,698 km (0.075 R)
• M7: 3,180,900 km (0.119 R)
• M8: 3,939,062 km (0.104 R)
• M9: 4,406,256 km (0.072 R)
• M10: 5,308,032 km (0.107 R)
• M11: 5,727,354 km (0.101 R)
• M12: 6,374,814 km (0.097 R)
• M13: 7,070,444 km (0.089 R)
• M14: 7,683,795 km (0.113 R)
• M15: 9,616,002 km (0.027 R)
• M16: 10,793,786 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.2

Radius: 8.2

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.09 AU - 2.45 AU

Year: 2320 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 18,291,946 km

• M1: 106,214 km (0.095 R)
• M2: 381,475 km (0.082 R)
• M3: 642,672 km (0.112 R)
• M4: 918,681 km (0.096 R)
• M5: 1,301,202 km (0.03 R)
• M6: 1,990,699 km (0.046 R)
• M7: 2,285,855 km (0.072 R)
• M8: 2,710,414 km (0.082 R)
• M9: 4,052,906 km (0.037 R)
• M10: 4,634,542 km (0.104 R)
• M11: 5,179,677 km (0.08 R)
• M12: 5,526,893 km (0.097 R)
• M13: 6,089,381 km (0.074 R)
• M14: 6,824,954 km (0.065 R)
• M15: 7,414,519 km (0.097 R)
• M16: 10,660,494 km (0.068 R)
• M17: 12,821,286 km (0.055 R)
• M18: 14,429,313 km (0.09 R)
• M19: 16,560,933 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.9

Radius: 12

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.91 AU - 2.95 AU

Year: 2569 Days

Day: 8.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,291,946 km

• M1: 149,299 km (0.086 R)
• M2: 817,104 km (0.099 R)
• M3: 1,191,098 km (0.091 R)
• M4: 1,628,522 km (0.105 R)
• M5: 2,187,420 km (0.064 R)
• M6: 2,743,326 km (0.099 R)
• M7: 3,694,619 km (0.119 R)
• M8: 4,268,476 km (0.075 R)
• M9: 6,700,339 km (0.103 R)
• M10: 8,144,407 km (0.09 R)
• M11: 8,975,573 km (0.088 R)
• M12: 10,445,971 km (0.057 R)
• M13: 11,681,948 km (0.111 R)
• M14: 12,603,621 km (0.097 R)
• M15: 15,712,414 km (0.079 R)
• M16: 18,182,873 km (0.085 R)
• M17: 19,480,336 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.9

Radius: 8.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.3 AU - 3.92 AU

Year: 4652 Days

Day: 6.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 18,291,946 km

• M1: 130,001 km (0.114 R)
• M2: 408,552 km (0.057 R)
• M3: 775,964 km (0.069 R)
• M4: 1,148,164 km (0.077 R)
• M5: 1,448,107 km (0.119 R)
• M6: 2,550,943 km (0.054 R)
• M7: 2,957,700 km (0.095 R)
• M8: 3,621,465 km (0.106 R)
• M9: 4,339,834 km (0.095 R)
• M10: 5,012,127 km (0.037 R)
• M11: 5,385,374 km (0.068 R)
• M12: 6,346,839 km (0.066 R)
• M13: 7,359,318 km (0.104 R)
• M14: 8,186,743 km (0.046 R)
• M15: 8,838,541 km (0.105 R)
• M16: 10,848,389 km (0.045 R)
• M17: 11,355,226 km (0.119 R)
• M18: 12,000,741 km (0.085 R)
• M19: 12,670,491 km (0.08 R)
• M20: 13,586,927 km (0.052 R)
• M21: 13,902,130 km (0.049 R)
• M22: 16,347,607 km (0.045 R)
• M23: 17,014,065 km (0.12 R)
• M24: 17,380,430 km (0.03 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 19,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit