🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.9

Radius: 12.1

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.44 AU - 0.64 AU

Year: 274 Days

Day: 8.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,938,376 km

• M1: 150,795 km (0.091 R)
• M2: 540,348 km (0.105 R)
• M3: 995,873 km (0.078 R)
• M4: 1,562,400 km (0.072 R)
• M5: 1,970,653 km (0.068 R)
• M6: 2,363,946 km (0.115 R)
• M7: 2,771,899 km (0.047 R)
• M8: 3,378,518 km (0.065 R)
• M9: 3,875,333 km (0.092 R)
• M10: 4,328,315 km (0.073 R)
• M11: 4,718,915 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.8

Radius: 11.4

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.55 AU - 0.83 AU

Year: 396 Days

Day: 10.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,938,376 km

• M1: 141,819 km (0.081 R)
• M2: 660,026 km (0.066 R)
• M3: 1,065,735 km (0.11 R)
• M4: 1,420,881 km (0.097 R)
• M5: 1,841,999 km (0.061 R)
• M6: 2,250,700 km (0.062 R)
• M7: 3,210,370 km (0.117 R)
• M8: 3,796,046 km (0.117 R)
• M9: 4,493,471 km (0.103 R)
• M10: 5,044,739 km (0.096 R)
• M11: 5,415,742 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.7

Radius: 12

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.17 AU - 1.71 AU

Year: 1193 Days

Day: 6.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,938,376 km

• M1: 149,299 km (0.09 R)
• M2: 772,224 km (0.105 R)
• M3: 1,308,832 km (0.067 R)
• M4: 2,584,752 km (0.061 R)
• M5: 3,367,747 km (0.045 R)
• M6: 4,159,569 km (0.102 R)
• M7: 4,638,132 km (0.091 R)
• M8: 6,158,795 km (0.062 R)
• M9: 7,851,195 km (0.119 R)
• M10: 8,939,071 km (0.096 R)
• M11: 10,620,850 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 12.7

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.65 AU - 1.97 AU

Year: 1681 Days

Day: 8.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 11,938,376 km

• M1: 157,975 km (0.084 R)
• M2: 685,009 km (0.109 R)
• M3: 1,319,603 km (0.115 R)
• M4: 1,843,195 km (0.118 R)
• M5: 2,260,274 km (0.101 R)
• M6: 3,453,168 km (0.072 R)
• M7: 3,994,413 km (0.107 R)
• M8: 4,951,091 km (0.082 R)
• M9: 5,557,112 km (0.101 R)
• M10: 7,392,528 km (0.105 R)
• M11: 8,295,950 km (0.108 R)
• M12: 10,036,521 km (0.049 R)
• M13: 10,645,833 km (0.036 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 19,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit