🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 9.8

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.54 AU - 0.7 AU

Year: 326 Days

Day: 10.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,220,317 km

• M1: 121,922 km (0.084 R)
• M2: 461,958 km (0.063 R)
• M3: 845,378 km (0.078 R)
• M4: 1,247,048 km (0.031 R)
• M5: 1,739,225 km (0.096 R)
• M6: 2,269,250 km (0.111 R)
• M7: 2,606,294 km (0.099 R)
• M8: 3,224,881 km (0.118 R)
• M9: 3,641,212 km (0.12 R)
• M10: 4,015,356 km (0.082 R)
• M11: 4,841,286 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.3

Radius: 10

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.52 AU - 0.82 AU

Year: 366 Days

Day: 13.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,220,317 km

• M1: 124,316 km (0.115 R)
• M2: 465,100 km (0.039 R)
• M3: 781,050 km (0.083 R)
• M4: 1,096,852 km (0.082 R)
• M5: 1,460,823 km (0.094 R)
• M6: 1,899,145 km (0.111 R)
• M7: 3,139,012 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.5

Radius: 14.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.01 AU - 1.13 AU

Year: 738 Days

Day: 13.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,220,317 km

• M1: 185,352 km (0.102 R)
• M2: 692,638 km (0.119 R)
• M3: 1,394,701 km (0.118 R)
• M4: 2,273,140 km (0.1 R)
• M5: 2,921,946 km (0.112 R)
• M6: 4,135,184 km (0.085 R)
• M7: 5,004,647 km (0.089 R)
• M8: 5,605,731 km (0.069 R)
• M9: 6,173,455 km (0.099 R)
• M10: 7,108,442 km (0.101 R)
• M11: 7,633,680 km (0.098 R)
• M12: 8,333,050 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.5

Radius: 13.7

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.04 AU - 1.64 AU

Year: 1034 Days

Day: 10.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 18,220,317 km

• M1: 170,392 km (0.105 R)
• M2: 890,855 km (0.108 R)
• M3: 1,429,408 km (0.027 R)
• M4: 1,900,641 km (0.071 R)
• M5: 4,288,821 km (0.084 R)
• M6: 4,902,921 km (0.092 R)
• M7: 5,700,128 km (0.111 R)
• M8: 7,862,714 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.3

Radius: 14.6

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.64 AU - 3.98 AU

Year: 4016 Days

Day: 7.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,220,317 km

• M1: 181,761 km (0.078 R)
• M2: 658,979 km (0.118 R)
• M3: 1,163,572 km (0.09 R)
• M4: 1,825,393 km (0.117 R)
• M5: 3,117,769 km (0.058 R)
• M6: 3,719,452 km (0.091 R)
• M7: 5,680,231 km (0.115 R)
• M8: 7,314,887 km (0.114 R)
• M9: 8,481,152 km (0.11 R)
• M10: 10,759,079 km (0.096 R)
• M11: 11,535,641 km (0.092 R)
• M12: 12,019,291 km (0.116 R)
• M13: 12,516,405 km (0.118 R)
• M14: 13,596,651 km (0.102 R)
• M15: 14,091,222 km (0.113 R)
• M16: 14,832,030 km (0.077 R)
• M17: 15,942,495 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 18,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit