🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.3

Radius: 10.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.79 AU - 1.27 AU

Year: 697 Days

Day: 10.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,309,724 km

• M1: 130,599 km (0.1 R)
• M2: 690,993 km (0.113 R)
• M3: 1,374,804 km (0.066 R)
• M4: 1,876,107 km (0.091 R)
• M5: 2,850,139 km (0.119 R)
• M6: 3,236,999 km (0.112 R)
• M7: 4,028,371 km (0.109 R)
• M8: 4,423,011 km (0.074 R)
• M9: 5,307,882 km (0.086 R)
• M10: 7,271,653 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.3

Radius: 8.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.11 AU - 1.13 AU

Year: 790 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,309,724 km

• M1: 106,962 km (0.079 R)
• M2: 402,119 km (0.107 R)
• M3: 1,169,107 km (0.079 R)
• M4: 1,660,686 km (0.117 R)
• M5: 2,017,926 km (0.116 R)
• M6: 2,304,106 km (0.041 R)
• M7: 2,683,636 km (0.075 R)
• M8: 2,995,249 km (0.113 R)
• M9: 3,860,672 km (0.116 R)
• M10: 4,289,869 km (0.068 R)
• M11: 4,669,099 km (0.085 R)
• M12: 6,353,870 km (0.082 R)
• M13: 6,638,555 km (0.117 R)
• M14: 7,277,787 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.3

Radius: 8.2

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.01 AU - 1.55 AU

Year: 966 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,309,724 km

• M1: 102,026 km (0.104 R)
• M2: 363,224 km (0.092 R)
• M3: 628,909 km (0.105 R)
• M4: 897,138 km (0.101 R)
• M5: 1,181,374 km (0.104 R)
• M6: 1,469,649 km (0.11 R)
• M7: 1,768,546 km (0.101 R)
• M8: 2,255,786 km (0.1 R)
• M9: 3,268,863 km (0.11 R)
• M10: 3,601,120 km (0.1 R)
• M11: 4,068,464 km (0.116 R)
• M12: 5,105,476 km (0.066 R)
• M13: 5,514,178 km (0.11 R)
• M14: 6,757,037 km (0.099 R)
• M15: 8,099,079 km (0.031 R)
• M16: 8,984,848 km (0.095 R)
• M17: 9,639,488 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.5

Radius: 14.4

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.04 AU - 1.6 AU

Year: 1011 Days

Day: 13.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,309,724 km

• M1: 179,667 km (0.105 R)
• M2: 734,675 km (0.036 R)
• M3: 1,387,670 km (0.081 R)
• M4: 2,337,916 km (0.119 R)
• M5: 3,344,709 km (0.077 R)
• M6: 4,835,751 km (0.101 R)
• M7: 5,937,689 km (0.063 R)
• M8: 6,796,231 km (0.082 R)
• M9: 7,288,558 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 1000

Radius: 14.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.81 AU - 1.89 AU

Year: 1678 Days

Day: 11 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,309,724 km

• M1: 177,872 km (0.037 R)
• M2: 670,049 km (0.094 R)
• M3: 1,194,090 km (0.102 R)
• M4: 1,953,898 km (0.066 R)
• M5: 2,545,857 km (0.06 R)
• M6: 3,470,820 km (0.114 R)
• M7: 4,487,787 km (0.117 R)
• M8: 5,553,671 km (0.114 R)
• M9: 6,059,611 km (0.075 R)
• M10: 6,543,860 km (0.096 R)
• M11: 7,418,259 km (0.114 R)
• M12: 8,939,071 km (0.102 R)
• M13: 9,568,729 km (0.065 R)
• M14: 10,370,124 km (0.07 R)
• M15: 11,714,261 km (0.118 R)
• M16: 14,119,795 km (0.057 R)
• M17: 14,565,746 km (0.116 R)
• M18: 15,252,251 km (0.078 R)
• M19: 16,444,247 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.3

Radius: 9.6

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.83 AU - 2.93 AU

Year: 3259 Days

Day: 12.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,309,724 km

• M1: 165,455 km (0.112 R)
• M2: 613,800 km (0.112 R)
• M3: 978,819 km (0.076 R)
• M4: 1,543,850 km (0.031 R)
• M5: 2,137,604 km (0.115 R)
• M6: 2,820,817 km (0.119 R)
• M7: 5,779,265 km (0.111 R)
• M8: 7,526,718 km (0.064 R)
• M9: 9,315,310 km (0.061 R)
• M10: 10,700,736 km (0.066 R)
• M11: 13,187,950 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 8.8

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.06 AU - 5.6 AU

Year: 7079 Days

Day: 11 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,309,724 km

• M1: 109,805 km (0.086 R)
• M2: 525,986 km (0.078 R)
• M3: 1,003,054 km (0.088 R)
• M4: 1,296,415 km (0.073 R)
• M5: 1,602,941 km (0.115 R)
• M6: 2,106,039 km (0.111 R)
• M7: 2,749,758 km (0.088 R)
• M8: 4,176,324 km (0.061 R)
• M9: 5,499,218 km (0.049 R)
• M10: 6,476,989 km (0.028 R)
• M11: 8,773,466 km (0.104 R)
• M12: 9,453,389 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.4

Radius: 5.2

Gravity: 23.57 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.91 AU - 8.03 AU

Year: 13615 Days

Day: 21.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,309,724 km

• M1: 93,050 km (0.085 R)
• M2: 399,576 km (0.093 R)
• M3: 1,085,632 km (0.079 R)
• M4: 2,017,626 km (0.077 R)
• M5: 2,879,759 km (0.097 R)
• M6: 3,068,552 km (0.056 R)
• M7: 3,794,849 km (0.119 R)
• M8: 7,953,371 km (0.095 R)
• M9: 8,278,896 km (0.07 R)
• M10: 9,722,366 km (0.089 R)
• M11: 14,490,648 km (0.095 R)
• M12: 15,979,446 km (0.091 R)
• M13: 16,274,154 km (0.085 R)
• M14: 16,497,653 km (0.081 R)
• M15: 17,567,278 km (0.099 R)
• M16: 19,174,557 km (0.096 R)
• M17: 27,840,613 km (0.12 R)
• M18: 38,268,033 km (0.103 R)
• M19: 38,531,176 km (0.1 R)
• M20: 43,907,424 km (0.109 R)
• M21: 45,953,025 km (0.096 R)
• M22: 48,984,327 km (0.106 R)
• M23: 50,548,821 km (0.048 R)
• M24: 56,797,824 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.6

Radius: 6.7

Gravity: 15.43 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.65 AU - 9.63 AU

Year: 18427 Days

Day: 18.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,309,724 km

• M1: 123,119 km (0.112 R)
• M2: 419,772 km (0.061 R)
• M3: 714,779 km (0.075 R)
• M4: 1,253,032 km (0.072 R)
• M5: 1,720,376 km (0.061 R)
• M6: 5,245,649 km (0.087 R)
• M7: 9,275,068 km (0.093 R)
• M8: 13,600,391 km (0.109 R)
• M9: 13,814,167 km (0.115 R)
• M10: 17,464,055 km (0.074 R)
• M11: 18,752,093 km (0.083 R)
• M12: 21,132,644 km (0.103 R)
• M13: 22,296,366 km (0.119 R)
• M14: 23,604,599 km (0.071 R)
• M15: 28,065,309 km (0.067 R)
• M16: 42,435,231 km (0.062 R)
• M17: 49,471,567 km (0.08 R)
• M18: 53,618,869 km (0.091 R)
• M19: 55,594,757 km (0.101 R)
• M20: 60,457,137 km (0.079 R)
• M21: 60,842,501 km (0.085 R)
• M22: 64,384,829 km (0.098 R)
• M23: 71,231,774 km (0.051 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 15,311 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit