🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.4

Radius: 10.9

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.48 AU - 1.72 AU

Year: 1307 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,035,773 km

• M1: 138,228 km (0.114 R)
• M2: 553,363 km (0.11 R)
• M3: 1,024,297 km (0.119 R)
• M4: 1,939,237 km (0.073 R)
• M5: 2,521,921 km (0.084 R)
• M6: 3,026,365 km (0.066 R)
• M7: 3,418,910 km (0.046 R)
• M8: 3,813,699 km (0.103 R)
• M9: 4,480,905 km (0.107 R)
• M10: 6,446,023 km (0.083 R)
• M11: 6,790,995 km (0.111 R)
• M12: 8,705,399 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.7

Radius: 14

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.33 AU - 2.21 AU

Year: 1520 Days

Day: 14.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,035,773 km

• M1: 174,282 km (0.087 R)
• M2: 908,209 km (0.094 R)
• M3: 1,360,742 km (0.051 R)
• M4: 2,073,426 km (0.118 R)
• M5: 2,909,679 km (0.114 R)
• M6: 3,973,918 km (0.095 R)
• M7: 4,913,093 km (0.059 R)
• M8: 5,790,634 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932

Radius: 9.3

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.07 AU - 2.15 AU

Year: 1979 Days

Day: 6.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,035,773 km

• M1: 115,639 km (0.074 R)
• M2: 468,391 km (0.091 R)
• M3: 771,476 km (0.087 R)
• M4: 1,106,875 km (0.117 R)
• M5: 1,491,341 km (0.062 R)
• M6: 2,072,978 km (0.087 R)
• M7: 2,478,986 km (0.07 R)
• M8: 3,263,029 km (0.077 R)
• M9: 4,947,052 km (0.031 R)
• M10: 6,262,765 km (0.106 R)
• M11: 6,721,582 km (0.082 R)
• M12: 7,767,421 km (0.117 R)
• M13: 8,555,053 km (0.073 R)
• M14: 8,951,637 km (0.099 R)
• M15: 9,257,116 km (0.107 R)
• M16: 10,813,832 km (0.11 R)
• M17: 11,554,491 km (0.082 R)
• M18: 11,876,425 km (0.086 R)
• M19: 14,207,908 km (0.051 R)
• M20: 14,670,914 km (0.112 R)
• M21: 15,336,026 km (0.055 R)
• M22: 15,676,062 km (0.118 R)
• M23: 17,034,859 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.9

Radius: 12.5

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.56 AU - 3.66 AU

Year: 4429 Days

Day: 14.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,035,773 km

• M1: 155,432 km (0.071 R)
• M2: 613,202 km (0.117 R)
• M3: 1,160,281 km (0.057 R)
• M4: 1,577,659 km (0.062 R)
• M5: 2,468,514 km (0.074 R)
• M6: 3,406,643 km (0.087 R)
• M7: 4,497,211 km (0.1 R)
• M8: 5,750,841 km (0.1 R)
• M9: 7,093,632 km (0.083 R)
• M10: 7,630,539 km (0.103 R)
• M11: 10,096,360 km (0.101 R)
• M12: 11,128,436 km (0.053 R)
• M13: 11,808,358 km (0.049 R)
• M14: 12,515,807 km (0.049 R)
• M15: 13,151,747 km (0.114 R)
• M16: 13,860,392 km (0.086 R)
• M17: 15,244,173 km (0.068 R)
• M18: 18,659,791 km (0.063 R)
• M19: 19,232,153 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.9

Radius: 7.6

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.65 AU - 7.15 AU

Year: 11703 Days

Day: 17 Hours

Environment

Temp: -213 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,035,773 km

• M1: 94,695 km (0.114 R)
• M2: 1,233,285 km (0.081 R)
• M3: 1,554,471 km (0.095 R)
• M4: 1,815,071 km (0.072 R)
• M5: 2,159,445 km (0.042 R)
• M6: 2,650,725 km (0.065 R)
• M7: 4,487,487 km (0.101 R)
• M8: 5,423,671 km (0.119 R)
• M9: 5,703,568 km (0.115 R)
• M10: 6,445,574 km (0.101 R)
• M11: 7,633,531 km (0.034 R)
• M12: 10,223,668 km (0.099 R)
• M13: 11,831,845 km (0.066 R)
• M14: 12,544,230 km (0.059 R)
• M15: 13,730,093 km (0.068 R)
• M16: 16,107,502 km (0.084 R)
• M17: 16,613,891 km (0.061 R)
• M18: 17,205,550 km (0.116 R)
• M19: 19,795,688 km (0.071 R)
• M20: 23,087,290 km (0.11 R)
• M21: 23,824,059 km (0.102 R)
• M22: 27,130,621 km (0.115 R)
• M23: 29,640,873 km (0.109 R)
• M24: 30,510,785 km (0.115 R)
• M25: 30,952,248 km (0.114 R)
• M26: 35,238,676 km (0.082 R)
• M27: 38,221,059 km (0.116 R)
• M28: 42,044,182 km (0.099 R)
• M29: 46,114,740 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.9

Radius: 6

Gravity: 18.94 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 8.87 AU - 12.43 AU

Year: 22441 Days

Day: 17 Hours

Environment

Temp: -240 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,035,773 km

• M1: 82,129 km (0.117 R)
• M2: 536,907 km (0.1 R)
• M3: 1,165,667 km (0.108 R)
• M4: 1,449,753 km (0.069 R)
• M5: 1,705,865 km (0.085 R)
• M6: 2,115,164 km (0.097 R)
• M7: 2,399,999 km (0.105 R)
• M8: 4,092,998 km (0.119 R)
• M9: 4,293,908 km (0.102 R)
• M10: 7,744,233 km (0.1 R)
• M11: 8,104,465 km (0.109 R)
• M12: 12,002,536 km (0.075 R)
• M13: 13,860,243 km (0.066 R)
• M14: 14,623,042 km (0.098 R)
• M15: 18,134,703 km (0.096 R)
• M16: 19,326,100 km (0.063 R)
• M17: 19,513,845 km (0.057 R)
• M18: 20,568,810 km (0.112 R)
• M19: 23,531,147 km (0.108 R)
• M20: 24,946,941 km (0.116 R)
• M21: 28,187,231 km (0.114 R)
• M22: 29,782,842 km (0.079 R)
• M23: 31,827,994 km (0.08 R)
• M24: 33,828,716 km (0.114 R)
• M25: 41,568,461 km (0.054 R)
• M26: 44,280,671 km (0.07 R)
• M27: 44,607,243 km (0.103 R)
• M28: 46,432,636 km (0.107 R)
• M29: 50,408,947 km (0.102 R)
• M30: 66,000,636 km (0.088 R)
• M31: 69,022,962 km (0.036 R)
• M32: 71,013,960 km (0.072 R)
• M33: 71,461,407 km (0.113 R)
• M34: 71,685,953 km (0.109 R)
• M35: 71,910,948 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 11,238 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit