🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.8

Radius: 13.6

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.87 AU - 0.93 AU

Year: 589 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,335,817 km

• M1: 169,195 km (0.112 R)
• M2: 606,769 km (0.099 R)
• M3: 1,409,511 km (0.116 R)
• M4: 1,882,390 km (0.115 R)
• M5: 2,638,906 km (0.078 R)
• M6: 3,264,375 km (0.058 R)
• M7: 3,820,580 km (0.089 R)
• M8: 4,584,576 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.3

Radius: 9.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.75 AU - 2.07 AU

Year: 1822 Days

Day: 7.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,335,817 km

• M1: 120,875 km (0.032 R)
• M2: 455,675 km (0.11 R)
• M3: 758,461 km (0.117 R)
• M4: 1,354,160 km (0.11 R)
• M5: 1,687,165 km (0.052 R)
• M6: 2,902,797 km (0.07 R)
• M7: 3,416,217 km (0.115 R)
• M8: 4,566,026 km (0.06 R)
• M9: 4,905,464 km (0.112 R)
• M10: 5,657,791 km (0.081 R)
• M11: 6,659,798 km (0.113 R)
• M12: 7,310,100 km (0.094 R)
• M13: 7,720,148 km (0.12 R)
• M14: 9,742,561 km (0.104 R)
• M15: 10,649,573 km (0.098 R)
• M16: 10,964,178 km (0.065 R)
• M17: 11,538,633 km (0.078 R)
• M18: 12,786,878 km (0.094 R)
• M19: 13,626,720 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.6

Radius: 3.4

Gravity: 30.07 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.89 AU - 7.97 AU

Year: 12592 Days

Day: 16.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,335,817 km

• M1: 86,767 km (0.099 R)
• M2: 257,308 km (0.07 R)
• M3: 454,778 km (0.117 R)
• M4: 613,052 km (0.107 R)
• M5: 978,669 km (0.07 R)
• M6: 1,382,135 km (0.106 R)
• M7: 1,571,226 km (0.064 R)
• M8: 1,855,462 km (0.097 R)
• M9: 2,467,018 km (0.093 R)
• M10: 3,708,531 km (0.106 R)
• M11: 4,434,530 km (0.048 R)
• M12: 4,549,570 km (0.069 R)
• M13: 4,937,478 km (0.081 R)
• M14: 5,643,430 km (0.076 R)
• M15: 7,017,038 km (0.106 R)
• M16: 7,412,425 km (0.114 R)
• M17: 7,948,434 km (0.078 R)
• M18: 9,759,615 km (0.085 R)
• M19: 10,453,450 km (0.101 R)
• M20: 10,864,396 km (0.08 R)
• M21: 11,663,697 km (0.116 R)
• M22: 14,610,775 km (0.109 R)
• M23: 16,254,856 km (0.111 R)
• M24: 17,512,226 km (0.091 R)
• M25: 18,385,578 km (0.087 R)
• M26: 19,287,504 km (0.115 R)
• M27: 23,713,058 km (0.09 R)
• M28: 25,694,781 km (0.09 R)
• M29: 26,725,660 km (0.06 R)
• M30: 29,473,772 km (0.117 R)
• M31: 32,188,974 km (0.115 R)
• M32: 34,499,962 km (0.118 R)
• M33: 38,593,408 km (0.087 R)
• M34: 42,349,960 km (0.074 R)
• M35: 43,522,658 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.1

Radius: 7.8

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.09 AU - 7.11 AU

Year: 13059 Days

Day: 18.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,335,817 km

• M1: 96,939 km (0.066 R)
• M2: 368,310 km (0.104 R)
• M3: 974,630 km (0.073 R)
• M4: 1,256,173 km (0.09 R)
• M5: 1,517,371 km (0.102 R)
• M6: 2,170,964 km (0.119 R)
• M7: 2,572,635 km (0.101 R)
• M8: 2,905,789 km (0.082 R)
• M9: 3,317,931 km (0.097 R)
• M10: 6,105,089 km (0.108 R)
• M11: 6,457,542 km (0.12 R)
• M12: 6,741,179 km (0.112 R)
• M13: 7,246,670 km (0.118 R)
• M14: 8,098,331 km (0.047 R)
• M15: 8,669,645 km (0.109 R)
• M16: 8,965,251 km (0.108 R)
• M17: 10,379,549 km (0.077 R)
• M18: 12,551,261 km (0.044 R)
• M19: 13,121,977 km (0.104 R)
• M20: 14,659,395 km (0.111 R)
• M21: 15,221,284 km (0.116 R)
• M22: 16,313,349 km (0.063 R)
• M23: 16,840,382 km (0.093 R)
• M24: 19,647,885 km (0.102 R)
• M25: 20,941,308 km (0.044 R)
• M26: 24,764,880 km (0.094 R)
• M27: 29,139,421 km (0.058 R)
• M28: 30,477,873 km (0.085 R)
• M29: 38,712,488 km (0.101 R)
• M30: 45,594,888 km (0.058 R)
• M31: 46,339,885 km (0.066 R)
• M32: 53,744,681 km (0.076 R)
• M33: 55,415,838 km (0.11 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 - 15,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit