🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.1

Radius: 9.9

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.66 AU - 0.74 AU

Year: 391 Days

Day: 8.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 157.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,298,706 km

• M1: 123,119 km (0.112 R)
• M2: 444,904 km (0.069 R)
• M3: 826,977 km (0.089 R)
• M4: 1,172,997 km (0.083 R)
• M5: 1,636,601 km (0.068 R)
• M6: 2,260,573 km (0.112 R)
• M7: 2,578,618 km (0.106 R)
• M8: 3,210,969 km (0.03 R)
• M9: 3,592,443 km (0.103 R)
• M10: 4,202,653 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960

Radius: 8.1

Gravity: 14.63 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.75 AU - 0.89 AU

Year: 495 Days

Day: 9.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,298,706 km

• M1: 105,317 km (0.076 R)
• M2: 464,950 km (0.069 R)
• M3: 929,601 km (0.067 R)
• M4: 1,776,026 km (0.043 R)
• M5: 2,114,267 km (0.113 R)
• M6: 2,383,244 km (0.102 R)
• M7: 2,729,712 km (0.092 R)
• M8: 3,109,691 km (0.089 R)
• M9: 3,590,648 km (0.079 R)
• M10: 3,961,800 km (0.12 R)
• M11: 4,297,947 km (0.116 R)
• M12: 4,781,298 km (0.101 R)
• M13: 5,111,909 km (0.098 R)
• M14: 5,528,838 km (0.077 R)
• M15: 6,119,899 km (0.033 R)
• M16: 6,510,200 km (0.057 R)
• M17: 6,958,545 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.4

Radius: 10.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.77 AU - 0.95 AU

Year: 532 Days

Day: 11.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,298,706 km

• M1: 134,339 km (0.09 R)
• M2: 502,200 km (0.056 R)
• M3: 1,189,752 km (0.039 R)
• M4: 1,707,959 km (0.085 R)
• M5: 2,086,442 km (0.081 R)
• M6: 2,741,979 km (0.086 R)
• M7: 4,076,542 km (0.104 R)
• M8: 4,462,804 km (0.094 R)

Asteroid Belt

Center: 2.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205

Radius: 12.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.07 AU - 4.63 AU

Year: 5038 Days

Day: 13.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,298,706 km

• M1: 156,779 km (0.064 R)
• M2: 728,242 km (0.089 R)
• M3: 1,202,019 km (0.067 R)
• M4: 1,713,793 km (0.115 R)
• M5: 2,356,466 km (0.064 R)
• M6: 3,310,750 km (0.073 R)
• M7: 3,985,886 km (0.114 R)
• M8: 4,683,760 km (0.086 R)
• M9: 5,868,874 km (0.07 R)
• M10: 6,602,352 km (0.095 R)
• M11: 7,335,382 km (0.114 R)
• M12: 8,285,628 km (0.065 R)
• M13: 9,245,148 km (0.058 R)
• M14: 10,049,835 km (0.061 R)
• M15: 11,673,571 km (0.087 R)
• M16: 13,374,648 km (0.067 R)
• M17: 14,742,571 km (0.092 R)
• M18: 15,995,004 km (0.097 R)
• M19: 18,032,827 km (0.12 R)
• M20: 19,700,394 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 11,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit