🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 9.3

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.44 AU - 0.66 AU

Year: 282 Days

Day: 5.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,467,805 km

• M1: 115,639 km (0.111 R)
• M2: 425,157 km (0.104 R)
• M3: 724,502 km (0.088 R)
• M4: 1,021,903 km (0.074 R)
• M5: 1,779,467 km (0.03 R)
• M6: 2,255,637 km (0.119 R)
• M7: 2,582,508 km (0.099 R)
• M8: 3,365,354 km (0.047 R)
• M9: 4,171,537 km (0.114 R)
• M10: 4,506,935 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.9

Radius: 14.9

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.64 AU - 0.84 AU

Year: 439 Days

Day: 8.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 77,467,805 km

• M1: 186,549 km (0.107 R)
• M2: 822,040 km (0.111 R)
• M3: 1,307,186 km (0.106 R)
• M4: 2,152,115 km (0.12 R)
• M5: 2,727,618 km (0.107 R)
• M6: 3,329,899 km (0.112 R)
• M7: 3,863,066 km (0.077 R)
• M8: 4,532,815 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.8

Radius: 10.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.69 AU - 0.95 AU

Year: 513 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,467,805 km

• M1: 129,552 km (0.111 R)
• M2: 490,232 km (0.077 R)
• M3: 895,642 km (0.118 R)
• M4: 1,615,059 km (0.054 R)
• M5: 1,948,811 km (0.089 R)
• M6: 2,599,562 km (0.083 R)
• M7: 3,133,627 km (0.083 R)
• M8: 3,820,580 km (0.098 R)
• M9: 4,824,980 km (0.117 R)
• M10: 5,320,747 km (0.102 R)
• M11: 5,941,579 km (0.09 R)
• M12: 6,550,891 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.7

Radius: 11.2

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.71 AU - 2.47 AU

Year: 2086 Days

Day: 6.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 77,467,805 km

• M1: 139,276 km (0.072 R)
• M2: 860,188 km (0.074 R)
• M3: 1,352,963 km (0.061 R)
• M4: 1,773,932 km (0.104 R)
• M5: 2,173,358 km (0.043 R)
• M6: 6,895,265 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.3

Radius: 12.7

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.09 AU - 5.37 AU

Year: 7101 Days

Day: 8.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,467,805 km

• M1: 163,810 km (0.081 R)
• M2: 1,242,859 km (0.117 R)
• M3: 2,155,257 km (0.11 R)
• M4: 2,749,310 km (0.065 R)
• M5: 3,496,850 km (0.034 R)
• M6: 4,215,369 km (0.088 R)
• M7: 5,242,059 km (0.107 R)
• M8: 5,651,508 km (0.068 R)
• M9: 7,085,853 km (0.049 R)
• M10: 7,706,983 km (0.05 R)
• M11: 8,196,617 km (0.097 R)
• M12: 10,513,290 km (0.117 R)
• M13: 13,008,133 km (0.092 R)
• M14: 14,423,927 km (0.091 R)
• M15: 15,169,074 km (0.089 R)
• M16: 21,124,117 km (0.114 R)
• M17: 22,004,351 km (0.119 R)
• M18: 22,742,467 km (0.055 R)
• M19: 27,429,069 km (0.085 R)
• M20: 28,284,170 km (0.08 R)
• M21: 29,059,237 km (0.108 R)
• M22: 34,009,580 km (0.063 R)
• M23: 38,542,695 km (0.086 R)
• M24: 39,255,828 km (0.105 R)
• M25: 40,098,662 km (0.056 R)
• M26: 41,571,752 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.3

Radius: 5.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.5 AU - 7.34 AU

Year: 11228 Days

Day: 24.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,467,805 km

• M1: 67,169 km (0.119 R)
• M2: 272,567 km (0.087 R)
• M3: 1,415,196 km (0.111 R)
• M4: 1,622,239 km (0.088 R)
• M5: 1,983,518 km (0.098 R)
• M6: 2,979,092 km (0.114 R)
• M7: 3,483,835 km (0.097 R)
• M8: 6,920,846 km (0.067 R)
• M9: 8,154,879 km (0.115 R)
• M10: 11,536,389 km (0.105 R)
• M11: 11,826,609 km (0.113 R)
• M12: 13,717,078 km (0.025 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.6

Radius: 3.6

Gravity: 71.73 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.36 AU - 8.56 AU

Year: 14064 Days

Day: 23.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,467,805 km

• M1: 44,730 km (0.056 R)
• M2: 184,454 km (0.117 R)
• M3: 312,360 km (0.098 R)
• M4: 679,025 km (0.088 R)
• M5: 793,018 km (0.096 R)
• M6: 1,047,933 km (0.058 R)
• M7: 1,585,887 km (0.093 R)
• M8: 1,878,351 km (0.11 R)
• M9: 2,008,950 km (0.113 R)
• M10: 2,185,475 km (0.074 R)
• M11: 2,592,681 km (0.099 R)
• M12: 3,229,070 km (0.119 R)
• M13: 4,147,601 km (0.086 R)
• M14: 10,068,385 km (0.076 R)
• M15: 11,241,831 km (0.035 R)
• M16: 12,051,754 km (0.088 R)
• M17: 13,441,069 km (0.054 R)
• M18: 15,155,311 km (0.082 R)
• M19: 15,987,524 km (0.083 R)
• M20: 17,414,539 km (0.089 R)
• M21: 17,991,538 km (0.12 R)
• M22: 18,411,459 km (0.088 R)
• M23: 20,609,799 km (0.116 R)
• M24: 21,442,162 km (0.056 R)
• M25: 22,393,006 km (0.066 R)
• M26: 26,262,953 km (0.095 R)
• M27: 28,809,109 km (0.069 R)
• M28: 29,731,978 km (0.051 R)
• M29: 30,674,445 km (0.114 R)
• M30: 31,636,509 km (0.098 R)
• M31: 31,758,132 km (0.049 R)
• M32: 34,001,801 km (0.101 R)
• M33: 34,257,464 km (0.116 R)
• M34: 37,154,576 km (0.084 R)
• M35: 39,080,798 km (0.06 R)
• M36: 42,684,162 km (0.08 R)
• M37: 56,046,992 km (0.072 R)
• M38: 59,497,018 km (0.068 R)
• M39: 61,747,419 km (0.077 R)
• M40: 64,835,119 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.8

Radius: 4.2

Gravity: 29.98 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.27 AU - 12.67 AU

Year: 23385 Days

Day: 18.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 77,467,805 km

• M1: 53,556 km (0.111 R)
• M2: 199,863 km (0.081 R)
• M3: 369,357 km (0.114 R)
• M4: 583,282 km (0.092 R)
• M5: 748,887 km (0.109 R)
• M6: 981,960 km (0.091 R)
• M7: 1,149,360 km (0.096 R)
• M8: 3,428,634 km (0.098 R)
• M9: 5,746,952 km (0.078 R)
• M10: 5,911,509 km (0.12 R)
• M11: 7,248,765 km (0.112 R)
• M12: 9,845,784 km (0.12 R)
• M13: 10,081,700 km (0.105 R)
• M14: 10,812,336 km (0.082 R)
• M15: 11,000,380 km (0.091 R)
• M16: 11,447,678 km (0.082 R)
• M17: 12,515,358 km (0.075 R)
• M18: 16,773,960 km (0.072 R)
• M19: 17,451,788 km (0.111 R)
• M20: 18,861,898 km (0.109 R)
• M21: 19,502,027 km (0.094 R)
• M22: 20,251,213 km (0.108 R)
• M23: 21,019,398 km (0.107 R)
• M24: 23,650,077 km (0.08 R)
• M25: 25,044,180 km (0.098 R)
• M26: 29,921,369 km (0.091 R)
• M27: 30,168,206 km (0.105 R)
• M28: 43,049,779 km (0.12 R)
• M29: 44,960,593 km (0.11 R)
• M30: 45,446,936 km (0.089 R)
• M31: 52,988,763 km (0.085 R)
• M32: 53,531,504 km (0.09 R)
• M33: 54,260,644 km (0.069 R)
• M34: 54,627,757 km (0.104 R)
• M35: 56,488,156 km (0.1 R)
• M36: 58,390,293 km (0.083 R)
• M37: 60,138,494 km (0.097 R)
• M38: 61,721,389 km (0.063 R)
• M39: 63,128,955 km (0.116 R)
• M40: 63,331,810 km (0.111 R)
• M41: 67,057,246 km (0.086 R)
• M42: 76,542,499 km (0.095 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 11,951 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit