🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.7

Radius: 10.1

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.52 AU - 0.6 AU

Year: 279 Days

Day: 14.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 136.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,922,910 km

• M1: 126,111 km (0.12 R)
• M2: 507,137 km (0.088 R)
• M3: 911,799 km (0.086 R)
• M4: 1,406,070 km (0.091 R)
• M5: 1,782,758 km (0.117 R)
• M6: 2,194,451 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588

Radius: 8.3

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.04 AU - 1.16 AU

Year: 769 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,922,910 km

• M1: 108,608 km (0.117 R)
• M2: 372,349 km (0.102 R)
• M3: 668,104 km (0.112 R)
• M4: 937,231 km (0.095 R)
• M5: 1,280,707 km (0.111 R)
• M6: 1,626,129 km (0.108 R)
• M7: 2,014,485 km (0.082 R)
• M8: 2,307,098 km (0.063 R)
• M9: 2,906,238 km (0.109 R)
• M10: 3,481,442 km (0.074 R)
• M11: 3,890,891 km (0.109 R)
• M12: 4,253,815 km (0.116 R)
• M13: 4,688,996 km (0.108 R)
• M14: 5,705,364 km (0.099 R)
• M15: 6,074,721 km (0.099 R)
• M16: 7,575,786 km (0.113 R)
• M17: 7,879,619 km (0.078 R)
• M18: 8,167,296 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.6

Radius: 13.3

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.08 AU - 1.38 AU

Year: 910 Days

Day: 7.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,922,910 km

• M1: 165,605 km (0.076 R)
• M2: 645,515 km (0.118 R)
• M3: 1,157,140 km (0.119 R)
• M4: 1,622,688 km (0.108 R)
• M5: 2,045,452 km (0.073 R)
• M6: 5,050,873 km (0.116 R)
• M7: 6,026,401 km (0.054 R)
• M8: 6,500,925 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.8

Radius: 13

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.6 AU - 1.72 AU

Year: 1426 Days

Day: 11.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,922,910 km

• M1: 162,613 km (0.082 R)
• M2: 584,479 km (0.09 R)
• M3: 1,041,201 km (0.037 R)
• M4: 2,037,224 km (0.081 R)
• M5: 2,889,932 km (0.106 R)
• M6: 4,093,447 km (0.114 R)
• M7: 5,277,962 km (0.114 R)
• M8: 6,961,088 km (0.066 R)
• M9: 7,548,858 km (0.099 R)
• M10: 8,256,905 km (0.074 R)
• M11: 13,676,537 km (0.088 R)

Asteroid Belt

Center: 2.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.2

Radius: 14.3

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.18 AU - 2.7 AU

Year: 2542 Days

Day: 9.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,922,910 km

• M1: 178,171 km (0.097 R)
• M2: 680,072 km (0.112 R)
• M3: 1,733,989 km (0.116 R)
• M4: 2,679,597 km (0.081 R)
• M5: 4,388,753 km (0.101 R)
• M6: 5,205,557 km (0.037 R)
• M7: 5,699,828 km (0.084 R)
• M8: 7,634,877 km (0.111 R)
• M9: 8,325,869 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.8

Radius: 12.3

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.92 AU - 5.54 AU

Year: 6860 Days

Day: 10.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,922,910 km

• M1: 156,928 km (0.07 R)
• M2: 598,391 km (0.085 R)
• M3: 1,038,808 km (0.11 R)
• M4: 1,441,675 km (0.114 R)
• M5: 1,879,548 km (0.115 R)
• M6: 2,492,301 km (0.102 R)
• M7: 3,091,889 km (0.118 R)
• M8: 3,762,686 km (0.045 R)
• M9: 4,824,382 km (0.08 R)
• M10: 5,425,466 km (0.052 R)
• M11: 6,337,415 km (0.119 R)
• M12: 6,882,848 km (0.12 R)
• M13: 8,067,963 km (0.051 R)
• M14: 8,505,387 km (0.073 R)
• M15: 11,621,361 km (0.067 R)
• M16: 13,517,514 km (0.099 R)
• M17: 14,250,394 km (0.071 R)
• M18: 17,188,197 km (0.094 R)
• M19: 17,914,345 km (0.047 R)
• M20: 19,146,732 km (0.119 R)
• M21: 21,703,659 km (0.096 R)
• M22: 22,163,822 km (0.117 R)
• M23: 28,570,501 km (0.077 R)
• M24: 29,216,315 km (0.118 R)
• M25: 30,060,944 km (0.071 R)
• M26: 33,196,366 km (0.116 R)
• M27: 33,807,772 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.7

Radius: 3.8

Gravity: 49.36 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.59 AU - 6.41 AU

Year: 9801 Days

Day: 15.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,922,910 km

• M1: 48,320 km (0.066 R)
• M2: 173,085 km (0.057 R)
• M3: 786,436 km (0.047 R)
• M4: 958,474 km (0.119 R)
• M5: 1,799,214 km (0.067 R)
• M6: 3,042,821 km (0.054 R)
• M7: 3,444,341 km (0.08 R)
• M8: 5,749,046 km (0.047 R)
• M9: 6,896,163 km (0.115 R)
• M10: 7,255,796 km (0.066 R)
• M11: 10,440,136 km (0.113 R)
• M12: 11,402,200 km (0.115 R)
• M13: 11,791,903 km (0.096 R)
• M14: 15,301,020 km (0.091 R)
• M15: 16,680,611 km (0.109 R)
• M16: 18,595,315 km (0.115 R)
• M17: 21,229,883 km (0.119 R)
• M18: 24,559,632 km (0.091 R)
• M19: 24,743,937 km (0.089 R)
• M20: 25,208,737 km (0.052 R)
• M21: 27,919,600 km (0.106 R)
• M22: 29,656,880 km (0.089 R)
• M23: 31,464,920 km (0.064 R)
• M24: 33,120,071 km (0.081 R)
• M25: 34,948,606 km (0.1 R)
• M26: 39,558,763 km (0.071 R)
• M27: 43,203,715 km (0.052 R)
• M28: 43,607,031 km (0.07 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: 389 - 11,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit