🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.4

Radius: 14.2

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.15 AU - 1.63 AU

Year: 1075 Days

Day: 5.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,330,805 km

• M1: 176,675 km (0.111 R)
• M2: 646,562 km (0.117 R)
• M3: 1,767,050 km (0.081 R)
• M4: 2,810,046 km (0.1 R)
• M5: 4,684,807 km (0.084 R)
• M6: 5,205,856 km (0.118 R)
• M7: 6,265,757 km (0.047 R)
• M8: 7,353,932 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.9

Radius: 13.9

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.09 AU - 1.72 AU

Year: 1087 Days

Day: 8.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,330,805 km

• M1: 173,234 km (0.09 R)
• M2: 613,800 km (0.118 R)
• M3: 1,244,056 km (0.074 R)
• M4: 1,687,913 km (0.086 R)
• M5: 2,174,255 km (0.103 R)
• M6: 3,174,616 km (0.105 R)
• M7: 3,764,331 km (0.111 R)
• M8: 5,007,490 km (0.115 R)
• M9: 6,346,540 km (0.046 R)
• M10: 8,128,400 km (0.046 R)
• M11: 9,448,602 km (0.068 R)
• M12: 11,936,713 km (0.106 R)

Asteroid Belt

Center: 2.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.9

Radius: 13.7

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.33 AU - 4.77 AU

Year: 5347 Days

Day: 7.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,330,805 km

• M1: 170,691 km (0.117 R)
• M2: 636,090 km (0.063 R)
• M3: 1,605,634 km (0.098 R)
• M4: 2,571,737 km (0.114 R)
• M5: 3,522,880 km (0.076 R)
• M6: 4,151,341 km (0.113 R)
• M7: 4,880,331 km (0.096 R)
• M8: 5,782,406 km (0.1 R)
• M9: 6,465,022 km (0.045 R)
• M10: 7,097,372 km (0.104 R)
• M11: 7,880,816 km (0.116 R)
• M12: 10,491,149 km (0.064 R)
• M13: 11,700,648 km (0.057 R)
• M14: 13,419,827 km (0.088 R)
• M15: 14,900,995 km (0.111 R)
• M16: 15,593,184 km (0.105 R)
• M17: 16,246,329 km (0.054 R)
• M18: 16,856,090 km (0.03 R)
• M19: 21,342,530 km (0.1 R)
• M20: 22,822,502 km (0.114 R)
• M21: 24,767,573 km (0.117 R)
• M22: 26,736,580 km (0.087 R)
• M23: 27,932,316 km (0.03 R)
• M24: 28,543,423 km (0.043 R)
• M25: 29,973,729 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754

Radius: 4.1

Gravity: 44.85 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.99 AU - 13.21 AU

Year: 22640 Days

Day: 17.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,330,805 km

• M1: 51,013 km (0.1 R)
• M2: 209,736 km (0.065 R)
• M3: 427,102 km (0.11 R)
• M4: 556,654 km (0.105 R)
• M5: 829,520 km (0.114 R)
• M6: 1,115,851 km (0.054 R)
• M7: 2,152,414 km (0.082 R)
• M8: 2,399,849 km (0.072 R)
• M9: 3,834,193 km (0.03 R)
• M10: 4,993,876 km (0.11 R)
• M11: 7,365,152 km (0.115 R)
• M12: 7,616,776 km (0.089 R)
• M13: 7,770,413 km (0.088 R)
• M14: 9,018,508 km (0.116 R)
• M15: 9,961,722 km (0.108 R)
• M16: 11,564,215 km (0.095 R)
• M17: 14,472,846 km (0.056 R)
• M18: 15,596,176 km (0.101 R)
• M19: 19,503,224 km (0.03 R)
• M20: 21,578,745 km (0.102 R)
• M21: 24,015,545 km (0.058 R)
• M22: 27,702,384 km (0.062 R)
• M23: 29,302,034 km (0.041 R)
• M24: 33,774,562 km (0.036 R)
• M25: 46,899,680 km (0.053 R)
• M26: 55,821,548 km (0.106 R)
• M27: 58,962,954 km (0.119 R)
• M28: 59,766,294 km (0.074 R)
• M29: 61,189,568 km (0.085 R)
• M30: 68,867,978 km (0.1 R)
• M31: 69,758,684 km (0.073 R)
• M32: 73,630,576 km (0.042 R)
• M33: 79,825,274 km (0.119 R)
• M34: 80,561,595 km (0.079 R)
• M35: 83,048,959 km (0.096 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 16,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit