🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.7

Radius: 11.9

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.08 AU - 1.16 AU

Year: 790 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,029,173 km

• M1: 147,952 km (0.09 R)
• M2: 525,986 km (0.109 R)
• M3: 918,681 km (0.079 R)
• M4: 1,734,438 km (0.116 R)
• M5: 2,135,659 km (0.057 R)
• M6: 2,787,756 km (0.073 R)
• M7: 3,355,331 km (0.075 R)
• M8: 4,048,866 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.3

Radius: 12

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.95 AU - 1.57 AU

Year: 943 Days

Day: 11.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 85,029,173 km

• M1: 149,747 km (0.09 R)
• M2: 592,856 km (0.109 R)
• M3: 990,039 km (0.097 R)
• M4: 1,820,008 km (0.079 R)
• M5: 2,916,710 km (0.047 R)
• M6: 3,512,109 km (0.082 R)
• M7: 4,024,033 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.6

Radius: 13.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.05 AU - 1.65 AU

Year: 1046 Days

Day: 13.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,029,173 km

• M1: 172,038 km (0.072 R)
• M2: 779,106 km (0.036 R)
• M3: 1,221,467 km (0.111 R)
• M4: 1,741,170 km (0.073 R)
• M5: 2,354,670 km (0.059 R)
• M6: 3,340,221 km (0.033 R)
• M7: 4,166,450 km (0.105 R)
• M8: 5,069,124 km (0.098 R)
• M9: 5,567,434 km (0.035 R)
• M10: 6,014,582 km (0.097 R)
• M11: 7,382,206 km (0.106 R)
• M12: 8,650,497 km (0.063 R)
• M13: 9,224,654 km (0.116 R)
• M14: 9,679,132 km (0.118 R)

Asteroid Belt

Center: 5.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.1

Radius: 3.3

Gravity: 83.57 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.63 AU - 10.25 AU

Year: 17825 Days

Day: 15.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 85,029,173 km

• M1: 41,139 km (0.096 R)
• M2: 207,193 km (0.102 R)
• M3: 492,626 km (0.101 R)
• M4: 642,074 km (0.107 R)
• M5: 810,521 km (0.103 R)
• M6: 1,565,093 km (0.114 R)
• M7: 1,814,622 km (0.111 R)
• M8: 2,090,032 km (0.119 R)
• M9: 2,650,276 km (0.089 R)
• M10: 3,004,374 km (0.093 R)
• M11: 3,683,698 km (0.079 R)
• M12: 4,124,114 km (0.108 R)
• M13: 5,575,064 km (0.087 R)
• M14: 8,391,543 km (0.086 R)
• M15: 8,983,951 km (0.118 R)
• M16: 9,488,993 km (0.116 R)
• M17: 12,437,417 km (0.061 R)
• M18: 12,852,851 km (0.113 R)
• M19: 15,781,827 km (0.118 R)
• M20: 16,515,755 km (0.077 R)
• M21: 18,227,603 km (0.11 R)
• M22: 20,721,100 km (0.105 R)
• M23: 20,914,381 km (0.083 R)
• M24: 25,256,010 km (0.073 R)
• M25: 29,424,854 km (0.113 R)
• M26: 36,221,833 km (0.057 R)
• M27: 42,264,989 km (0.06 R)
• M28: 43,044,992 km (0.071 R)
• M29: 44,633,722 km (0.061 R)
• M30: 45,768,721 km (0.118 R)
• M31: 55,736,127 km (0.102 R)
• M32: 60,726,712 km (0.101 R)
• M33: 65,590,139 km (0.069 R)
• M34: 65,798,230 km (0.103 R)
• M35: 67,478,812 km (0.1 R)
• M36: 73,586,145 km (0.101 R)
• M37: 75,168,592 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.9

Radius: 6.7

Gravity: 18 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 9.82 AU - 10.6 AU

Year: 21755 Days

Day: 19.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,029,173 km

• M1: 106,663 km (0.077 R)
• M2: 353,201 km (0.115 R)
• M3: 578,794 km (0.099 R)
• M4: 1,410,558 km (0.106 R)
• M5: 5,006,891 km (0.112 R)
• M6: 6,421,788 km (0.12 R)
• M7: 8,405,605 km (0.099 R)
• M8: 8,846,470 km (0.066 R)
• M9: 11,551,499 km (0.113 R)
• M10: 12,801,539 km (0.065 R)
• M11: 14,062,499 km (0.101 R)
• M12: 16,316,789 km (0.116 R)
• M13: 16,743,143 km (0.111 R)
• M14: 24,839,380 km (0.051 R)
• M15: 26,324,438 km (0.1 R)
• M16: 28,354,332 km (0.074 R)
• M17: 29,975,374 km (0.078 R)
• M18: 31,921,493 km (0.119 R)
• M19: 38,562,442 km (0.108 R)
• M20: 40,239,733 km (0.065 R)
• M21: 42,765,244 km (0.081 R)
• M22: 54,871,003 km (0.108 R)
• M23: 65,370,679 km (0.076 R)
• M24: 66,662,008 km (0.062 R)
• M25: 66,878,775 km (0.094 R)
• M26: 67,751,080 km (0.028 R)
• M27: 69,295,529 km (0.071 R)
• M28: 72,226,002 km (0.075 R)
• M29: 82,256,688 km (0.049 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: 403 - 11,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit