🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.1

Radius: 8.7

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.59 AU - 0.93 AU

Year: 428 Days

Day: 13.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,173,669 km

• M1: 110,702 km (0.104 R)
• M2: 524,640 km (0.118 R)
• M3: 886,068 km (0.062 R)
• M4: 1,251,835 km (0.062 R)
• M5: 2,043,507 km (0.12 R)
• M6: 2,937,055 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.9

Radius: 9.5

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.3 AU - 2.04 AU

Year: 1393 Days

Day: 9.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,173,669 km

• M1: 119,080 km (0.119 R)
• M2: 487,539 km (0.1 R)
• M3: 1,022,950 km (0.083 R)
• M4: 1,432,549 km (0.067 R)
• M5: 1,821,952 km (0.078 R)
• M6: 2,138,053 km (0.089 R)
• M7: 3,073,339 km (0.031 R)
• M8: 3,404,548 km (0.067 R)
• M9: 3,872,640 km (0.106 R)
• M10: 4,295,104 km (0.092 R)
• M11: 4,823,484 km (0.084 R)
• M12: 5,792,878 km (0.107 R)
• M13: 6,671,915 km (0.104 R)
• M14: 9,419,729 km (0.117 R)
• M15: 10,439,837 km (0.116 R)
• M16: 11,059,621 km (0.079 R)

Asteroid Belt

Center: 2.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 11

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.1 AU - 2.62 AU

Year: 2341 Days

Day: 6.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,173,669 km

• M1: 136,882 km (0.081 R)
• M2: 492,775 km (0.07 R)
• M3: 1,060,649 km (0.032 R)
• M4: 1,512,434 km (0.105 R)
• M5: 1,968,708 km (0.101 R)
• M6: 2,364,544 km (0.104 R)
• M7: 3,038,931 km (0.057 R)
• M8: 4,320,835 km (0.094 R)
• M9: 4,826,027 km (0.111 R)
• M10: 5,210,793 km (0.048 R)
• M11: 5,574,465 km (0.062 R)
• M12: 7,629,940 km (0.116 R)
• M13: 8,424,604 km (0.107 R)
• M14: 8,927,403 km (0.117 R)
• M15: 9,568,878 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.4

Radius: 3

Gravity: 66.93 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.09 AU - 8.89 AU

Year: 14583 Days

Day: 25 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,173,669 km

• M1: 37,250 km (0.081 R)
• M2: 327,320 km (0.053 R)
• M3: 1,461,870 km (0.079 R)
• M4: 1,711,848 km (0.096 R)
• M5: 2,119,951 km (0.08 R)
• M6: 3,124,800 km (0.119 R)
• M7: 3,957,911 km (0.074 R)
• M8: 4,255,461 km (0.049 R)
• M9: 4,795,360 km (0.08 R)
• M10: 6,125,584 km (0.085 R)
• M11: 11,433,616 km (0.099 R)
• M12: 12,406,451 km (0.11 R)
• M13: 12,721,504 km (0.115 R)
• M14: 15,435,957 km (0.094 R)
• M15: 24,342,566 km (0.093 R)
• M16: 27,936,654 km (0.104 R)
• M17: 31,169,913 km (0.093 R)
• M18: 33,297,195 km (0.098 R)
• M19: 35,899,001 km (0.073 R)
• M20: 37,838,238 km (0.058 R)
• M21: 40,668,780 km (0.037 R)
• M22: 43,492,739 km (0.099 R)
• M23: 58,173,974 km (0.07 R)
• M24: 58,701,456 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.4

Radius: 7.9

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.69 AU - 10.11 AU

Year: 15719 Days

Day: 23.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,173,669 km

• M1: 102,923 km (0.075 R)
• M2: 444,306 km (0.07 R)
• M3: 709,692 km (0.067 R)
• M4: 1,157,439 km (0.035 R)
• M5: 1,482,664 km (0.1 R)
• M6: 2,361,103 km (0.11 R)
• M7: 2,616,168 km (0.12 R)
• M8: 3,058,229 km (0.099 R)
• M9: 6,785,460 km (0.096 R)
• M10: 9,230,787 km (0.097 R)
• M11: 10,422,932 km (0.089 R)
• M12: 11,352,234 km (0.09 R)
• M13: 17,712,837 km (0.079 R)
• M14: 20,864,565 km (0.113 R)
• M15: 31,568,442 km (0.037 R)
• M16: 37,879,078 km (0.091 R)
• M17: 44,234,295 km (0.113 R)
• M18: 45,433,771 km (0.098 R)
• M19: 46,963,559 km (0.09 R)
• M20: 52,755,091 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827

Radius: 4.9

Gravity: 34.44 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.32 AU - 11.2 AU

Year: 19687 Days

Day: 23.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,173,669 km

• M1: 60,886 km (0.087 R)
• M2: 382,971 km (0.083 R)
• M3: 711,487 km (0.077 R)
• M4: 1,154,596 km (0.057 R)
• M5: 1,436,738 km (0.07 R)
• M6: 1,637,797 km (0.107 R)
• M7: 2,541,219 km (0.066 R)
• M8: 2,887,987 km (0.049 R)
• M9: 3,924,700 km (0.101 R)
• M10: 4,422,263 km (0.075 R)
• M11: 5,501,910 km (0.052 R)
• M12: 6,386,184 km (0.111 R)
• M13: 7,657,167 km (0.115 R)
• M14: 8,115,834 km (0.064 R)
• M15: 8,701,061 km (0.109 R)
• M16: 10,439,837 km (0.106 R)
• M17: 11,653,525 km (0.099 R)
• M18: 12,055,494 km (0.091 R)
• M19: 13,462,462 km (0.095 R)
• M20: 16,766,630 km (0.027 R)
• M21: 16,936,274 km (0.092 R)
• M22: 21,960,519 km (0.078 R)
• M23: 28,734,161 km (0.076 R)
• M24: 30,463,961 km (0.103 R)
• M25: 32,000,929 km (0.039 R)
• M26: 35,927,125 km (0.099 R)
• M27: 38,078,642 km (0.053 R)
• M28: 38,371,854 km (0.062 R)
• M29: 41,852,547 km (0.092 R)
• M30: 44,394,365 km (0.106 R)
• M31: 45,868,353 km (0.111 R)
• M32: 46,034,107 km (0.082 R)
• M33: 46,533,764 km (0.109 R)
• M34: 47,884,034 km (0.116 R)
• M35: 49,782,880 km (0.12 R)
• M36: 51,195,084 km (0.053 R)
• M37: 51,911,060 km (0.118 R)
• M38: 55,591,466 km (0.09 R)
• M39: 58,658,073 km (0.119 R)
• M40: 67,454,428 km (0.036 R)
• M41: 77,089,728 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 17,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit