🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.5

Radius: 10.6

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.65 AU - 0.79 AU

Year: 407 Days

Day: 7.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,868,183 km

• M1: 131,945 km (0.106 R)
• M2: 472,131 km (0.112 R)
• M3: 1,122,433 km (0.074 R)
• M4: 1,644,829 km (0.084 R)
• M5: 2,324,601 km (0.087 R)
• M6: 3,048,057 km (0.067 R)
• M7: 3,955,069 km (0.055 R)
• M8: 4,350,755 km (0.104 R)
• M9: 5,383,579 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.6

Radius: 13.6

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.03 AU - 1.19 AU

Year: 780 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,868,183 km

• M1: 169,195 km (0.087 R)
• M2: 792,869 km (0.111 R)
• M3: 2,250,700 km (0.093 R)
• M4: 2,805,409 km (0.095 R)
• M5: 3,594,238 km (0.067 R)
• M6: 4,958,571 km (0.075 R)
• M7: 5,418,435 km (0.08 R)
• M8: 6,745,817 km (0.037 R)
• M9: 7,183,690 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.1

Radius: 14

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.04 AU - 1.64 AU

Year: 1034 Days

Day: 9.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,868,183 km

• M1: 174,132 km (0.116 R)
• M2: 630,705 km (0.112 R)
• M3: 1,213,837 km (0.104 R)
• M4: 2,224,520 km (0.1 R)
• M5: 2,702,486 km (0.11 R)
• M6: 3,159,806 km (0.097 R)
• M7: 4,375,139 km (0.094 R)
• M8: 4,958,571 km (0.102 R)
• M9: 5,593,614 km (0.078 R)
• M10: 6,060,210 km (0.106 R)
• M11: 6,552,686 km (0.117 R)
• M12: 7,027,659 km (0.101 R)
• M13: 8,144,557 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.9

Radius: 14.8

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.3 AU - 2.9 AU

Year: 2796 Days

Day: 6 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,868,183 km

• M1: 185,202 km (0.095 R)
• M2: 781,499 km (0.098 R)
• M3: 1,270,984 km (0.114 R)
• M4: 1,985,912 km (0.083 R)
• M5: 3,475,907 km (0.092 R)
• M6: 4,010,869 km (0.115 R)
• M7: 5,104,579 km (0.083 R)
• M8: 5,569,379 km (0.05 R)
• M9: 6,361,500 km (0.044 R)
• M10: 7,288,109 km (0.115 R)
• M11: 7,752,610 km (0.049 R)
• M12: 9,054,262 km (0.098 R)
• M13: 9,887,522 km (0.066 R)
• M14: 10,535,879 km (0.067 R)
• M15: 11,458,150 km (0.095 R)
• M16: 11,960,499 km (0.079 R)
• M17: 13,099,388 km (0.063 R)
• M18: 13,648,861 km (0.065 R)
• M19: 14,357,356 km (0.089 R)
• M20: 17,276,160 km (0.098 R)
• M21: 18,501,816 km (0.058 R)
• M22: 20,448,234 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.5

Radius: 12.6

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.82 AU - 4.62 AU

Year: 4785 Days

Day: 10.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,868,183 km

• M1: 160,668 km (0.108 R)
• M2: 756,217 km (0.07 R)
• M3: 1,192,594 km (0.117 R)
• M4: 1,814,772 km (0.118 R)
• M5: 2,646,386 km (0.11 R)
• M6: 3,218,897 km (0.069 R)
• M7: 4,389,800 km (0.079 R)
• M8: 5,032,772 km (0.083 R)
• M9: 5,620,691 km (0.07 R)
• M10: 6,348,335 km (0.083 R)
• M11: 7,172,171 km (0.032 R)
• M12: 8,952,535 km (0.111 R)
• M13: 10,118,351 km (0.092 R)
• M14: 11,057,377 km (0.107 R)
• M15: 12,851,803 km (0.116 R)
• M16: 13,632,106 km (0.071 R)
• M17: 14,278,818 km (0.083 R)
• M18: 14,945,874 km (0.102 R)
• M19: 17,010,774 km (0.094 R)
• M20: 19,868,392 km (0.116 R)
• M21: 21,555,108 km (0.09 R)
• M22: 23,259,327 km (0.042 R)
• M23: 24,892,188 km (0.045 R)
• M24: 26,517,270 km (0.094 R)
• M25: 27,186,720 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.8

Radius: 12.3

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.69 AU - 5.13 AU

Year: 7255 Days

Day: 6.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,868,183 km

• M1: 153,039 km (0.05 R)
• M2: 611,406 km (0.096 R)
• M3: 1,214,585 km (0.07 R)
• M4: 2,180,987 km (0.039 R)
• M5: 2,563,659 km (0.111 R)
• M6: 3,310,601 km (0.109 R)
• M7: 4,768,432 km (0.075 R)
• M8: 8,063,325 km (0.063 R)
• M9: 10,321,954 km (0.069 R)
• M10: 10,809,942 km (0.091 R)
• M11: 11,727,276 km (0.12 R)
• M12: 14,427,667 km (0.086 R)
• M13: 15,476,199 km (0.101 R)
• M14: 16,707,539 km (0.1 R)
• M15: 18,425,970 km (0.111 R)
• M16: 22,211,245 km (0.042 R)
• M17: 22,861,547 km (0.069 R)
• M18: 24,975,963 km (0.089 R)
• M19: 25,502,248 km (0.118 R)
• M20: 28,720,996 km (0.097 R)
• M21: 37,076,785 km (0.106 R)
• M22: 39,157,542 km (0.079 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 19,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit