🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.3

Radius: 9.1

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.08 AU - 1.1 AU

Year: 735 Days

Day: 14.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,089,828 km

• M1: 113,246 km (0.115 R)
• M2: 731,085 km (0.071 R)
• M3: 1,127,070 km (0.025 R)
• M4: 1,607,130 km (0.06 R)
• M5: 2,033,783 km (0.12 R)
• M6: 2,646,686 km (0.088 R)
• M7: 3,798,290 km (0.033 R)
• M8: 4,727,442 km (0.094 R)
• M9: 5,128,215 km (0.116 R)
• M10: 6,018,023 km (0.109 R)
• M11: 6,384,837 km (0.047 R)
• M12: 7,669,733 km (0.098 R)
• M13: 8,028,319 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.2

Radius: 9.6

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.03 AU - 1.39 AU

Year: 859 Days

Day: 13.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,089,828 km

• M1: 120,127 km (0.114 R)
• M2: 422,165 km (0.087 R)
• M3: 922,271 km (0.115 R)
• M4: 1,404,425 km (0.109 R)
• M5: 3,571,799 km (0.109 R)
• M6: 4,805,383 km (0.08 R)
• M7: 5,421,427 km (0.051 R)
• M8: 6,302,409 km (0.102 R)
• M9: 6,971,410 km (0.101 R)
• M10: 8,398,574 km (0.04 R)
• M11: 9,777,418 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.6

Radius: 14.1

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.79 AU - 2.45 AU

Year: 1993 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,089,828 km

• M1: 175,927 km (0.071 R)
• M2: 900,280 km (0.076 R)
• M3: 1,984,266 km (0.03 R)
• M4: 3,076,929 km (0.078 R)
• M5: 5,329,125 km (0.101 R)
• M6: 6,671,616 km (0.077 R)
• M7: 7,584,762 km (0.099 R)
• M8: 13,771,232 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.4

Radius: 12.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.56 AU - 2.64 AU

Year: 2707 Days

Day: 8.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,089,828 km

• M1: 150,944 km (0.095 R)
• M2: 560,992 km (0.107 R)
• M3: 1,123,480 km (0.097 R)
• M4: 1,502,112 km (0.08 R)
• M5: 2,185,924 km (0.086 R)
• M6: 3,181,797 km (0.072 R)
• M7: 3,610,096 km (0.11 R)
• M8: 4,417,476 km (0.075 R)
• M9: 5,087,824 km (0.095 R)
• M10: 5,874,708 km (0.113 R)
• M11: 6,310,936 km (0.061 R)
• M12: 6,935,656 km (0.082 R)
• M13: 7,511,907 km (0.063 R)
• M14: 10,848,838 km (0.115 R)
• M15: 12,566,670 km (0.094 R)
• M16: 14,002,959 km (0.091 R)
• M17: 16,534,753 km (0.083 R)
• M18: 17,564,884 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.4

Radius: 12.2

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.17 AU - 3.59 AU

Year: 3156 Days

Day: 13.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,089,828 km

• M1: 152,141 km (0.105 R)
• M2: 580,889 km (0.041 R)
• M3: 1,176,886 km (0.111 R)
• M4: 1,695,093 km (0.092 R)
• M5: 2,103,047 km (0.118 R)
• M6: 2,922,544 km (0.111 R)
• M7: 3,448,680 km (0.054 R)
• M8: 4,568,719 km (0.082 R)
• M9: 4,991,782 km (0.112 R)
• M10: 5,628,171 km (0.11 R)
• M11: 6,953,758 km (0.077 R)
• M12: 7,602,564 km (0.107 R)
• M13: 8,047,019 km (0.091 R)
• M14: 9,862,688 km (0.108 R)
• M15: 11,741,039 km (0.058 R)
• M16: 14,199,082 km (0.078 R)
• M17: 15,197,797 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.7

Radius: 3.6

Gravity: 69.81 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.8 AU - 6.2 AU

Year: 9489 Days

Day: 24.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,089,828 km

• M1: 44,730 km (0.11 R)
• M2: 199,414 km (0.109 R)
• M3: 316,699 km (0.051 R)
• M4: 818,749 km (0.096 R)
• M5: 1,088,474 km (0.119 R)
• M6: 1,456,186 km (0.11 R)
• M7: 1,918,443 km (0.039 R)
• M8: 2,512,047 km (0.105 R)
• M9: 2,807,054 km (0.083 R)
• M10: 4,516,061 km (0.051 R)
• M11: 4,668,501 km (0.064 R)
• M12: 4,887,662 km (0.092 R)
• M13: 7,598,824 km (0.116 R)
• M14: 8,213,372 km (0.037 R)
• M15: 8,486,687 km (0.112 R)
• M16: 9,441,421 km (0.095 R)
• M17: 10,047,442 km (0.108 R)
• M18: 10,786,904 km (0.105 R)
• M19: 12,853,299 km (0.095 R)
• M20: 13,283,693 km (0.088 R)
• M21: 14,899,200 km (0.103 R)
• M22: 20,689,236 km (0.099 R)
• M23: 21,110,055 km (0.108 R)
• M24: 25,926,358 km (0.078 R)
• M25: 26,218,972 km (0.099 R)
• M26: 29,478,709 km (0.078 R)
• M27: 29,797,502 km (0.111 R)
• M28: 30,876,701 km (0.047 R)
• M29: 31,536,578 km (0.046 R)
• M30: 31,758,581 km (0.112 R)
• M31: 32,998,448 km (0.074 R)
• M32: 34,153,194 km (0.114 R)
• M33: 37,405,302 km (0.056 R)
• M34: 42,323,182 km (0.101 R)
• M35: 48,093,771 km (0.096 R)
• M36: 48,979,839 km (0.108 R)
• M37: 49,128,689 km (0.11 R)
• M38: 49,426,987 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.4

Radius: 4.4

Gravity: 37.11 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.19 AU - 11.21 AU

Year: 18018 Days

Day: 15.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,089,828 km

• M1: 105,466 km (0.036 R)
• M2: 261,048 km (0.106 R)
• M3: 741,257 km (0.105 R)
• M4: 1,075,908 km (0.093 R)
• M5: 1,235,529 km (0.083 R)
• M6: 2,812,440 km (0.08 R)
• M7: 3,144,098 km (0.107 R)
• M8: 3,675,021 km (0.095 R)
• M9: 4,912,495 km (0.059 R)
• M10: 6,276,678 km (0.08 R)
• M11: 10,660,943 km (0.102 R)
• M12: 13,050,619 km (0.061 R)
• M13: 14,928,521 km (0.07 R)
• M14: 15,156,209 km (0.086 R)
• M15: 17,646,116 km (0.031 R)
• M16: 19,569,945 km (0.108 R)
• M17: 28,548,360 km (0.067 R)
• M18: 32,313,290 km (0.118 R)
• M19: 39,348,728 km (0.063 R)
• M20: 42,914,393 km (0.108 R)
• M21: 43,067,432 km (0.076 R)
• M22: 44,775,241 km (0.093 R)
• M23: 46,851,360 km (0.072 R)
• M24: 50,850,859 km (0.059 R)
• M25: 53,817,535 km (0.105 R)
• M26: 56,345,739 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.3

Radius: 3.7

Gravity: 66.06 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.22 AU - 10.19 AU

Year: 19506 Days

Day: 21.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,089,828 km

• M1: 48,171 km (0.096 R)
• M2: 184,305 km (0.047 R)
• M3: 339,886 km (0.097 R)
• M4: 1,312,572 km (0.104 R)
• M5: 1,715,289 km (0.033 R)
• M6: 2,026,303 km (0.076 R)
• M7: 3,327,954 km (0.108 R)
• M8: 3,444,341 km (0.06 R)
• M9: 4,372,596 km (0.069 R)
• M10: 4,950,343 km (0.114 R)
• M11: 5,179,527 km (0.118 R)
• M12: 7,082,562 km (0.111 R)
• M13: 7,723,439 km (0.078 R)
• M14: 8,783,340 km (0.065 R)
• M15: 10,178,938 km (0.059 R)
• M16: 12,468,983 km (0.072 R)
• M17: 13,109,112 km (0.101 R)
• M18: 15,400,502 km (0.075 R)
• M19: 15,971,069 km (0.07 R)
• M20: 16,136,674 km (0.094 R)
• M21: 17,590,914 km (0.068 R)
• M22: 19,694,111 km (0.068 R)
• M23: 22,163,822 km (0.117 R)
• M24: 25,166,401 km (0.076 R)
• M25: 27,351,278 km (0.088 R)
• M26: 29,162,908 km (0.107 R)
• M27: 30,668,760 km (0.06 R)
• M28: 31,053,077 km (0.102 R)
• M29: 35,777,677 km (0.119 R)
• M30: 46,957,575 km (0.079 R)
• M31: 47,639,143 km (0.1 R)
• M32: 47,810,582 km (0.039 R)
• M33: 50,609,259 km (0.074 R)
• M34: 69,063,951 km (0.116 R)
• M35: 76,089,067 km (0.095 R)
• M36: 77,265,056 km (0.114 R)
• M37: 81,109,273 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 14,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit