🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.26 AU - 1.48 AU

Year: 589 Days

Day: 30.3 Hours

Environment

Temp: -18 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,328,807 km

• M1: 108,907 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.83 AU - 2.21 AU

Year: 1054 Days

Day: 20.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.36 AU - 2.7 AU

Year: 1477 Days

Day: 26.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.5

Radius: 9.9

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.34 AU - 6.18 AU

Year: 4428 Days

Day: 13 Hours

Environment

Temp: -144 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,328,807 km

• M1: 123,119 km (0.065 R)
• M2: 753,375 km (0.084 R)
• M3: 1,088,025 km (0.107 R)
• M4: 1,478,625 km (0.067 R)
• M5: 1,829,133 km (0.051 R)
• M6: 3,490,866 km (0.045 R)
• M7: 4,748,536 km (0.061 R)
• M8: 5,165,614 km (0.049 R)
• M9: 5,721,221 km (0.119 R)
• M10: 6,133,513 km (0.093 R)
• M11: 6,724,873 km (0.118 R)
• M12: 8,425,950 km (0.113 R)
• M13: 8,805,630 km (0.094 R)
• M14: 9,196,679 km (0.053 R)
• M15: 10,097,856 km (0.119 R)
• M16: 11,056,928 km (0.076 R)
• M17: 11,791,753 km (0.085 R)
• M18: 12,363,965 km (0.084 R)
• M19: 13,307,778 km (0.039 R)
• M20: 14,730,454 km (0.086 R)
• M21: 15,170,870 km (0.118 R)
• M22: 17,020,947 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 10.4

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.55 AU - 7.43 AU

Year: 5382 Days

Day: 13.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,328,807 km

• M1: 129,552 km (0.088 R)
• M2: 705,055 km (0.099 R)
• M3: 1,064,688 km (0.092 R)
• M4: 1,573,770 km (0.092 R)
• M5: 2,132,368 km (0.09 R)
• M6: 5,283,198 km (0.045 R)
• M7: 5,903,282 km (0.112 R)
• M8: 6,975,300 km (0.086 R)
• M9: 7,982,692 km (0.116 R)
• M10: 8,443,005 km (0.104 R)
• M11: 9,166,759 km (0.115 R)
• M12: 10,195,394 km (0.12 R)
• M13: 12,685,750 km (0.078 R)
• M14: 14,071,774 km (0.054 R)
• M15: 16,214,764 km (0.06 R)
• M16: 16,705,295 km (0.098 R)
• M17: 18,236,429 km (0.078 R)
• M18: 19,171,566 km (0.049 R)
• M19: 20,279,338 km (0.07 R)
• M20: 21,945,559 km (0.104 R)
• M21: 24,573,245 km (0.077 R)
• M22: 26,889,170 km (0.104 R)
• M23: 31,950,964 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.2

Radius: 14.7

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.88 AU - 10.62 AU

Year: 10327 Days

Day: 6.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,328,807 km

• M1: 183,108 km (0.103 R)
• M2: 1,101,190 km (0.079 R)
• M3: 2,319,515 km (0.074 R)
• M4: 5,589,126 km (0.102 R)
• M5: 7,845,511 km (0.026 R)
• M6: 8,674,732 km (0.074 R)
• M7: 10,854,074 km (0.115 R)
• M8: 12,151,985 km (0.086 R)
• M9: 12,699,363 km (0.076 R)
• M10: 13,609,217 km (0.059 R)
• M11: 14,930,915 km (0.093 R)
• M12: 20,083,813 km (0.066 R)
• M13: 20,541,284 km (0.092 R)
• M14: 27,419,495 km (0.025 R)
• M15: 30,314,812 km (0.09 R)
• M16: 32,042,966 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.9

Radius: 12.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.65 AU - 10.13 AU

Year: 10563 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,328,807 km

• M1: 160,519 km (0.116 R)
• M2: 732,132 km (0.062 R)
• M3: 1,462,020 km (0.036 R)
• M4: 3,181,199 km (0.111 R)
• M5: 3,916,323 km (0.075 R)
• M6: 4,485,243 km (0.04 R)
• M7: 4,933,289 km (0.029 R)
• M8: 5,887,275 km (0.07 R)
• M9: 6,887,785 km (0.097 R)
• M10: 8,575,698 km (0.116 R)
• M11: 9,092,409 km (0.074 R)
• M12: 11,067,400 km (0.108 R)
• M13: 14,364,088 km (0.066 R)
• M14: 15,280,824 km (0.067 R)
• M15: 17,847,176 km (0.118 R)
• M16: 18,407,120 km (0.026 R)
• M17: 21,463,106 km (0.062 R)
• M18: 22,579,854 km (0.102 R)
• M19: 23,070,236 km (0.108 R)
• M20: 28,847,705 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797.3

Radius: 3.5

Gravity: 65.09 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.46 AU - 13.84 AU

Year: 16516 Days

Day: 20.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,328,807 km

• M1: 44,131 km (0.111 R)
• M2: 224,546 km (0.074 R)
• M3: 511,326 km (0.107 R)
• M4: 1,491,790 km (0.106 R)
• M5: 1,742,965 km (0.101 R)
• M6: 2,202,529 km (0.111 R)
• M7: 2,714,304 km (0.101 R)
• M8: 3,439,105 km (0.072 R)
• M9: 4,349,857 km (0.12 R)
• M10: 5,075,706 km (0.104 R)
• M11: 5,486,652 km (0.108 R)
• M12: 6,459,337 km (0.037 R)
• M13: 7,541,528 km (0.102 R)
• M14: 7,878,721 km (0.103 R)
• M15: 10,466,316 km (0.101 R)
• M16: 12,945,601 km (0.103 R)
• M17: 13,995,030 km (0.03 R)
• M18: 15,789,906 km (0.077 R)
• M19: 20,842,275 km (0.115 R)
• M20: 21,219,261 km (0.041 R)
• M21: 40,592,933 km (0.03 R)
• M22: 42,674,588 km (0.039 R)
• M23: 44,049,542 km (0.117 R)
• M24: 45,139,362 km (0.091 R)
• M25: 50,858,489 km (0.045 R)
• M26: 61,559,524 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.4

Radius: 3.8

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 17.18 AU - 18.06 AU

Year: 27151 Days

Day: 22.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,328,807 km

• M1: 53,855 km (0.117 R)
• M2: 438,471 km (0.103 R)
• M3: 2,605,397 km (0.097 R)
• M4: 3,533,502 km (0.085 R)
• M5: 3,828,658 km (0.079 R)
• M6: 11,179,150 km (0.092 R)
• M7: 13,352,657 km (0.104 R)
• M8: 13,655,294 km (0.035 R)
• M9: 21,876,295 km (0.035 R)
• M10: 22,580,452 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 19,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit