🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 8.5

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.66 AU - 0.82 AU

Year: 432 Days

Day: 7 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,986,352 km

• M1: 106,214 km (0.083 R)
• M2: 401,521 km (0.115 R)
• M3: 677,080 km (0.06 R)
• M4: 1,030,131 km (0.085 R)
• M5: 1,336,208 km (0.077 R)
• M6: 1,888,224 km (0.088 R)
• M7: 2,444,130 km (0.111 R)
• M8: 2,740,783 km (0.076 R)
• M9: 3,236,999 km (0.055 R)
• M10: 4,218,361 km (0.073 R)
• M11: 4,590,710 km (0.104 R)
• M12: 5,152,001 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.7

Radius: 13.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.49 AU - 1.59 AU

Year: 1296 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,986,352 km

• M1: 172,935 km (0.102 R)
• M2: 602,431 km (0.04 R)
• M3: 1,046,886 km (0.103 R)
• M4: 1,660,536 km (0.12 R)
• M5: 2,405,683 km (0.092 R)
• M6: 2,839,816 km (0.104 R)
• M7: 3,798,739 km (0.086 R)
• M8: 4,713,081 km (0.117 R)
• M9: 5,731,992 km (0.076 R)
• M10: 6,214,445 km (0.104 R)
• M11: 6,956,899 km (0.075 R)
• M12: 7,484,232 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.5

Radius: 14.6

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.52 AU - 3.04 AU

Year: 3144 Days

Day: 9.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,986,352 km

• M1: 181,612 km (0.071 R)
• M2: 895,792 km (0.083 R)
• M3: 1,392,457 km (0.114 R)
• M4: 1,926,970 km (0.056 R)
• M5: 2,435,753 km (0.117 R)
• M6: 2,900,703 km (0.093 R)
• M7: 3,407,241 km (0.107 R)
• M8: 4,488,235 km (0.037 R)
• M9: 4,999,860 km (0.035 R)
• M10: 5,550,530 km (0.105 R)
• M11: 6,744,919 km (0.07 R)
• M12: 8,037,295 km (0.064 R)
• M13: 8,514,662 km (0.095 R)
• M14: 11,403,846 km (0.076 R)
• M15: 14,591,178 km (0.114 R)
• M16: 15,149,178 km (0.113 R)
• M17: 16,308,113 km (0.096 R)
• M18: 16,964,847 km (0.094 R)
• M19: 18,098,350 km (0.081 R)
• M20: 19,281,969 km (0.093 R)
• M21: 20,203,043 km (0.076 R)
• M22: 20,960,906 km (0.094 R)
• M23: 21,541,645 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.8

Radius: 3.5

Gravity: 22.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.01 AU - 6.81 AU

Year: 11007 Days

Day: 20.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,986,352 km

• M1: 43,533 km (0.107 R)
• M2: 153,188 km (0.069 R)
• M3: 269,575 km (0.109 R)
• M4: 406,009 km (0.115 R)
• M5: 517,908 km (0.073 R)
• M6: 1,066,334 km (0.085 R)
• M7: 1,204,712 km (0.044 R)
• M8: 1,637,797 km (0.119 R)
• M9: 1,749,996 km (0.035 R)
• M10: 1,943,276 km (0.093 R)
• M11: 2,200,585 km (0.076 R)
• M12: 3,260,336 km (0.076 R)
• M13: 3,530,061 km (0.1 R)
• M14: 3,814,596 km (0.094 R)
• M15: 5,439,827 km (0.092 R)
• M16: 5,949,358 km (0.103 R)
• M17: 10,777,479 km (0.12 R)
• M18: 11,681,200 km (0.111 R)
• M19: 12,098,728 km (0.067 R)
• M20: 13,868,321 km (0.092 R)
• M21: 16,120,966 km (0.097 R)
• M22: 17,637,589 km (0.048 R)
• M23: 18,605,786 km (0.12 R)
• M24: 20,123,756 km (0.113 R)
• M25: 21,027,327 km (0.053 R)
• M26: 29,153,932 km (0.089 R)
• M27: 29,824,131 km (0.113 R)
• M28: 31,795,831 km (0.09 R)
• M29: 32,403,796 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.7

Radius: 5.9

Gravity: 16.83 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7 AU - 7.36 AU

Year: 13049 Days

Day: 21.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,986,352 km

• M1: 102,175 km (0.067 R)
• M2: 513,869 km (0.088 R)
• M3: 851,810 km (0.07 R)
• M4: 1,226,403 km (0.07 R)
• M5: 1,970,354 km (0.074 R)
• M6: 2,224,670 km (0.082 R)
• M7: 2,419,446 km (0.087 R)
• M8: 3,097,574 km (0.091 R)
• M9: 3,895,229 km (0.109 R)
• M10: 6,977,843 km (0.07 R)
• M11: 7,701,897 km (0.071 R)
• M12: 10,879,356 km (0.086 R)
• M13: 11,501,533 km (0.056 R)
• M14: 11,909,636 km (0.111 R)
• M15: 12,570,410 km (0.109 R)
• M16: 20,492,515 km (0.106 R)
• M17: 21,005,785 km (0.111 R)
• M18: 22,147,366 km (0.071 R)
• M19: 24,267,318 km (0.095 R)
• M20: 24,457,756 km (0.115 R)
• M21: 24,841,774 km (0.104 R)
• M22: 28,905,899 km (0.117 R)
• M23: 32,114,923 km (0.093 R)
• M24: 38,578,748 km (0.095 R)
• M25: 50,203,998 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.5

Radius: 5.9

Gravity: 14.61 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.49 AU - 11.01 AU

Year: 22258 Days

Day: 15.8 Hours

Environment

Temp: -243 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,986,352 km

• M1: 73,602 km (0.075 R)
• M2: 588,368 km (0.062 R)
• M3: 926,609 km (0.034 R)
• M4: 1,228,199 km (0.104 R)
• M5: 1,464,563 km (0.068 R)
• M6: 2,109,180 km (0.111 R)
• M7: 2,877,066 km (0.108 R)
• M8: 3,408,139 km (0.035 R)
• M9: 3,697,162 km (0.102 R)
• M10: 3,939,959 km (0.098 R)
• M11: 4,525,635 km (0.12 R)
• M12: 5,628,021 km (0.097 R)
• M13: 7,553,047 km (0.082 R)
• M14: 7,796,293 km (0.105 R)
• M15: 9,877,947 km (0.078 R)
• M16: 11,328,299 km (0.093 R)
• M17: 15,721,390 km (0.081 R)
• M18: 16,441,105 km (0.116 R)
• M19: 16,932,833 km (0.106 R)
• M20: 24,354,384 km (0.113 R)
• M21: 25,534,262 km (0.104 R)
• M22: 26,193,690 km (0.042 R)
• M23: 34,478,719 km (0.057 R)
• M24: 34,745,751 km (0.076 R)
• M25: 37,916,777 km (0.104 R)
• M26: 39,499,373 km (0.111 R)
• M27: 40,085,647 km (0.117 R)
• M28: 44,038,472 km (0.115 R)
• M29: 45,625,555 km (0.091 R)
• M30: 46,270,921 km (0.057 R)
• M31: 48,577,720 km (0.076 R)
• M32: 60,103,039 km (0.033 R)
• M33: 63,444,457 km (0.111 R)
• M34: 71,357,287 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 14,871 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit