🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.2

Radius: 11.2

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.59 AU - 0.87 AU

Year: 423 Days

Day: 7.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,134,763 km

• M1: 139,276 km (0.071 R)
• M2: 535,411 km (0.116 R)
• M3: 959,371 km (0.117 R)
• M4: 1,429,108 km (0.114 R)
• M5: 1,986,660 km (0.107 R)
• M6: 2,348,387 km (0.078 R)
• M7: 2,825,006 km (0.04 R)
• M8: 3,517,345 km (0.118 R)
• M9: 4,346,865 km (0.099 R)
• M10: 4,713,231 km (0.117 R)
• M11: 5,412,750 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 8.2

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.09 AU - 1.61 AU

Year: 1064 Days

Day: 6.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,134,763 km

• M1: 102,026 km (0.093 R)
• M2: 474,674 km (0.092 R)
• M3: 1,281,904 km (0.06 R)
• M4: 1,547,291 km (0.103 R)
• M5: 3,827,611 km (0.069 R)
• M6: 5,325,235 km (0.072 R)
• M7: 5,604,983 km (0.103 R)
• M8: 6,215,941 km (0.052 R)
• M9: 6,777,532 km (0.096 R)
• M10: 8,530,669 km (0.108 R)
• M11: 9,482,859 km (0.097 R)
• M12: 10,196,591 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.4

Radius: 9.5

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.25 AU - 1.63 AU

Year: 1172 Days

Day: 10.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,134,763 km

• M1: 118,182 km (0.077 R)
• M2: 447,597 km (0.094 R)
• M3: 761,752 km (0.095 R)
• M4: 1,087,128 km (0.111 R)
• M5: 1,540,409 km (0.118 R)
• M6: 2,127,431 km (0.088 R)
• M7: 2,426,627 km (0.06 R)
• M8: 2,792,394 km (0.115 R)
• M9: 3,666,793 km (0.057 R)
• M10: 4,586,372 km (0.061 R)
• M11: 4,899,629 km (0.115 R)
• M12: 6,321,707 km (0.105 R)
• M13: 6,828,245 km (0.104 R)
• M14: 7,336,728 km (0.116 R)
• M15: 7,740,942 km (0.105 R)
• M16: 8,240,300 km (0.052 R)
• M17: 9,187,254 km (0.113 R)
• M18: 9,777,268 km (0.067 R)
• M19: 10,298,467 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.3

Radius: 8.4

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.11 AU - 4.15 AU

Year: 5693 Days

Day: 11.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,134,763 km

• M1: 206,445 km (0.109 R)
• M2: 779,106 km (0.104 R)
• M3: 1,079,349 km (0.112 R)
• M4: 1,728,304 km (0.104 R)
• M5: 3,865,609 km (0.101 R)
• M6: 4,860,734 km (0.03 R)
• M7: 5,958,633 km (0.065 R)
• M8: 6,755,989 km (0.108 R)
• M9: 8,865,020 km (0.045 R)
• M10: 12,169,188 km (0.112 R)
• M11: 16,099,424 km (0.059 R)
• M12: 17,822,342 km (0.108 R)
• M13: 18,381,090 km (0.112 R)
• M14: 19,338,367 km (0.101 R)
• M15: 20,395,725 km (0.075 R)
• M16: 22,053,269 km (0.097 R)
• M17: 26,990,298 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 9.1

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.9 AU - 5.52 AU

Year: 8066 Days

Day: 11.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,134,763 km

• M1: 113,246 km (0.075 R)
• M2: 443,258 km (0.048 R)
• M3: 1,610,271 km (0.105 R)
• M4: 2,152,414 km (0.11 R)
• M5: 2,850,887 km (0.101 R)
• M6: 3,199,599 km (0.112 R)
• M7: 5,452,543 km (0.094 R)
• M8: 6,814,931 km (0.087 R)
• M9: 7,142,102 km (0.041 R)
• M10: 8,026,075 km (0.067 R)
• M11: 16,818,092 km (0.113 R)
• M12: 18,728,157 km (0.095 R)
• M13: 19,299,322 km (0.105 R)
• M14: 20,178,060 km (0.116 R)
• M15: 21,936,134 km (0.076 R)
• M16: 28,470,868 km (0.097 R)
• M17: 29,417,224 km (0.111 R)
• M18: 37,642,564 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.3

Radius: 3.1

Gravity: 69.85 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.21 AU - 6.19 AU

Year: 9230 Days

Day: 21.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,134,763 km

• M1: 38,895 km (0.092 R)
• M2: 410,197 km (0.096 R)
• M3: 623,823 km (0.031 R)
• M4: 896,989 km (0.074 R)
• M5: 1,115,851 km (0.104 R)
• M6: 1,280,707 km (0.077 R)
• M7: 1,408,165 km (0.041 R)
• M8: 1,842,447 km (0.09 R)
• M9: 2,713,556 km (0.106 R)
• M10: 3,906,300 km (0.097 R)
• M11: 4,810,768 km (0.04 R)
• M12: 4,963,807 km (0.041 R)
• M13: 6,639,004 km (0.066 R)
• M14: 6,982,929 km (0.1 R)
• M15: 7,541,378 km (0.032 R)
• M16: 9,253,376 km (0.117 R)
• M17: 9,730,743 km (0.057 R)
• M18: 11,368,541 km (0.095 R)
• M19: 13,300,447 km (0.103 R)
• M20: 13,907,815 km (0.086 R)
• M21: 15,907,789 km (0.087 R)
• M22: 17,295,010 km (0.059 R)
• M23: 19,756,643 km (0.086 R)
• M24: 20,228,026 km (0.074 R)
• M25: 21,936,733 km (0.09 R)
• M26: 24,271,806 km (0.118 R)
• M27: 24,451,024 km (0.118 R)
• M28: 25,268,876 km (0.039 R)
• M29: 25,917,233 km (0.092 R)
• M30: 27,929,174 km (0.103 R)
• M31: 34,584,933 km (0.054 R)
• M32: 37,734,268 km (0.079 R)
• M33: 39,812,182 km (0.063 R)
• M34: 42,482,803 km (0.062 R)
• M35: 43,795,375 km (0.076 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 11,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit