🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.5 AU - 0.56 AU

Year: 253 Days

Day: 21.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.9

Radius: 8.6

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.91 AU - 1.21 AU

Year: 716 Days

Day: 14.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 64,752,002 km

• M1: 107,112 km (0.089 R)
• M2: 554,709 km (0.062 R)
• M3: 830,867 km (0.093 R)
• M4: 1,153,549 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.8

Radius: 12.5

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.06 AU - 1.6 AU

Year: 1006 Days

Day: 11.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 155.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,752,002 km

• M1: 155,881 km (0.049 R)
• M2: 676,781 km (0.068 R)
• M3: 1,219,223 km (0.076 R)
• M4: 1,705,715 km (0.059 R)
• M5: 2,181,287 km (0.068 R)
• M6: 2,699,793 km (0.106 R)
• M7: 4,751,827 km (0.075 R)
• M8: 5,555,018 km (0.076 R)
• M9: 6,488,359 km (0.091 R)
• M10: 7,159,305 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.1

Radius: 13.7

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.85 AU - 2.25 AU

Year: 1925 Days

Day: 6.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,752,002 km

• M1: 170,392 km (0.096 R)
• M2: 677,978 km (0.115 R)
• M3: 1,185,264 km (0.09 R)
• M4: 2,032,437 km (0.068 R)
• M5: 2,613,325 km (0.109 R)
• M6: 3,156,665 km (0.052 R)
• M7: 4,211,928 km (0.062 R)
• M8: 4,789,376 km (0.107 R)
• M9: 5,633,557 km (0.114 R)
• M10: 6,078,909 km (0.104 R)
• M11: 6,655,460 km (0.119 R)
• M12: 8,226,836 km (0.103 R)
• M13: 8,671,889 km (0.084 R)
• M14: 9,267,887 km (0.065 R)
• M15: 9,715,185 km (0.116 R)
• M16: 11,454,559 km (0.119 R)
• M17: 12,419,017 km (0.099 R)
• M18: 13,832,567 km (0.102 R)
• M19: 15,350,986 km (0.097 R)

Asteroid Belt

Center: 2.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.9

Radius: 10.3

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.57 AU - 3.11 AU

Year: 3140 Days

Day: 14.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,752,002 km

• M1: 140,622 km (0.057 R)
• M2: 2,005,509 km (0.105 R)
• M3: 2,418,100 km (0.062 R)
• M4: 3,442,546 km (0.084 R)
• M5: 6,244,963 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.8

Radius: 9.5

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.64 AU - 3.82 AU

Year: 3808 Days

Day: 9.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 60 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,752,002 km

• M1: 118,482 km (0.043 R)
• M2: 420,968 km (0.058 R)
• M3: 1,036,564 km (0.062 R)
• M4: 2,557,226 km (0.06 R)
• M5: 2,857,020 km (0.097 R)
• M6: 3,629,095 km (0.085 R)
• M7: 4,031,513 km (0.046 R)
• M8: 4,416,428 km (0.118 R)
• M9: 6,091,625 km (0.101 R)
• M10: 6,508,106 km (0.081 R)
• M11: 6,848,740 km (0.081 R)
• M12: 7,332,390 km (0.064 R)
• M13: 8,883,570 km (0.035 R)
• M14: 9,978,178 km (0.072 R)
• M15: 10,899,252 km (0.043 R)
• M16: 15,264,817 km (0.106 R)
• M17: 18,316,614 km (0.115 R)
• M18: 18,685,971 km (0.059 R)
• M19: 19,123,096 km (0.097 R)
• M20: 21,411,794 km (0.046 R)
• M21: 21,821,692 km (0.025 R)
• M22: 23,297,774 km (0.12 R)
• M23: 24,170,528 km (0.108 R)
• M24: 24,764,432 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.4

Radius: 5.3

Gravity: 31.45 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.03 AU - 9.23 AU

Year: 13826 Days

Day: 24.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,752,002 km

• M1: 71,059 km (0.092 R)
• M2: 271,371 km (0.12 R)
• M3: 502,649 km (0.098 R)
• M4: 745,297 km (0.102 R)
• M5: 1,215,931 km (0.085 R)
• M6: 2,863,154 km (0.102 R)
• M7: 3,058,828 km (0.081 R)
• M8: 3,422,799 km (0.103 R)
• M9: 4,052,457 km (0.083 R)
• M10: 5,727,803 km (0.119 R)
• M11: 7,354,680 km (0.115 R)
• M12: 7,629,641 km (0.084 R)
• M13: 8,646,607 km (0.102 R)
• M14: 9,587,578 km (0.119 R)
• M15: 9,971,296 km (0.062 R)
• M16: 10,422,334 km (0.039 R)
• M17: 12,171,881 km (0.083 R)
• M18: 12,492,170 km (0.076 R)
• M19: 14,038,115 km (0.071 R)
• M20: 15,782,725 km (0.074 R)
• M21: 22,253,282 km (0.055 R)
• M22: 24,716,411 km (0.062 R)
• M23: 27,246,410 km (0.114 R)
• M24: 29,025,727 km (0.111 R)
• M25: 29,712,381 km (0.098 R)
• M26: 33,684,504 km (0.09 R)
• M27: 40,923,545 km (0.119 R)
• M28: 43,847,734 km (0.08 R)
• M29: 53,450,870 km (0.106 R)
• M30: 56,053,275 km (0.066 R)
• M31: 56,229,651 km (0.116 R)
• M32: 61,884,600 km (0.099 R)
• M33: 63,594,653 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 10,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit