🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.9

Radius: 13.2

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.43 AU - 0.65 AU

Year: 279 Days

Day: 8.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 138 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 37,613,409 km

• M1: 166,502 km (0.092 R)
• M2: 709,543 km (0.099 R)
• M3: 1,171,950 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.8

Radius: 8.6

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.85 AU - 1.87 AU

Year: 1783 Days

Day: 12.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,613,409 km

• M1: 106,962 km (0.082 R)
• M2: 464,651 km (0.099 R)
• M3: 866,471 km (0.114 R)
• M4: 1,900,940 km (0.116 R)
• M5: 2,252,196 km (0.073 R)
• M6: 2,742,877 km (0.109 R)
• M7: 3,152,925 km (0.114 R)
• M8: 3,603,514 km (0.119 R)
• M9: 5,546,491 km (0.028 R)
• M10: 6,247,207 km (0.079 R)
• M11: 7,075,231 km (0.12 R)
• M12: 7,873,934 km (0.111 R)
• M13: 8,465,145 km (0.084 R)
• M14: 9,649,661 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.7

Radius: 15

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.26 AU - 2.34 AU

Year: 2452 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,613,409 km

• M1: 186,698 km (0.075 R)
• M2: 779,704 km (0.08 R)
• M3: 1,247,945 km (0.107 R)
• M4: 3,082,614 km (0.088 R)
• M5: 3,693,871 km (0.103 R)
• M6: 4,281,641 km (0.081 R)
• M7: 4,886,465 km (0.108 R)
• M8: 5,747,700 km (0.054 R)
• M9: 6,541,017 km (0.101 R)
• M10: 7,773,405 km (0.094 R)
• M11: 8,281,888 km (0.08 R)
• M12: 10,696,547 km (0.095 R)
• M13: 11,651,430 km (0.036 R)
• M14: 12,149,741 km (0.042 R)
• M15: 12,836,544 km (0.105 R)
• M16: 15,102,055 km (0.095 R)
• M17: 16,099,424 km (0.061 R)
• M18: 16,928,645 km (0.094 R)
• M19: 17,515,068 km (0.087 R)
• M20: 18,728,756 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.4

Radius: 11.7

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.12 AU - 3.24 AU

Year: 3084 Days

Day: 7.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,613,409 km

• M1: 145,559 km (0.115 R)
• M2: 544,087 km (0.108 R)
• M3: 957,726 km (0.108 R)
• M4: 1,725,761 km (0.111 R)
• M5: 2,467,318 km (0.095 R)
• M6: 2,835,777 km (0.088 R)
• M7: 4,237,060 km (0.112 R)
• M8: 5,166,961 km (0.099 R)
• M9: 5,859,300 km (0.11 R)
• M10: 6,374,066 km (0.079 R)
• M11: 8,852,005 km (0.112 R)
• M12: 9,804,495 km (0.084 R)
• M13: 10,366,983 km (0.053 R)
• M14: 14,874,815 km (0.115 R)
• M15: 15,726,327 km (0.091 R)
• M16: 16,666,549 km (0.09 R)
• M17: 17,121,626 km (0.092 R)
• M18: 17,585,230 km (0.108 R)
• M19: 21,067,868 km (0.091 R)
• M20: 22,141,682 km (0.076 R)
• M21: 22,970,903 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.1

Radius: 13.3

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.47 AU - 3.23 AU

Year: 3382 Days

Day: 5.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,613,409 km

• M1: 165,455 km (0.085 R)
• M2: 691,741 km (0.06 R)
• M3: 1,276,668 km (0.045 R)
• M4: 1,933,104 km (0.08 R)
• M5: 4,080,731 km (0.071 R)
• M6: 4,737,316 km (0.07 R)
• M7: 5,805,295 km (0.055 R)

Asteroid Belt

Center: 3.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.9

Radius: 10

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.52 AU - 4.38 AU

Year: 5518 Days

Day: 5.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,613,409 km

• M1: 149,299 km (0.054 R)
• M2: 568,921 km (0.102 R)
• M3: 986,448 km (0.081 R)
• M4: 1,779,167 km (0.104 R)
• M5: 2,207,167 km (0.039 R)
• M6: 2,535,534 km (0.039 R)
• M7: 3,766,575 km (0.097 R)
• M8: 4,215,668 km (0.109 R)
• M9: 4,600,583 km (0.113 R)
• M10: 14,464,469 km (0.057 R)
• M11: 14,954,402 km (0.118 R)
• M12: 19,152,417 km (0.103 R)
• M13: 19,876,620 km (0.083 R)
• M14: 22,883,537 km (0.049 R)
• M15: 26,101,238 km (0.102 R)
• M16: 26,827,985 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.3

Radius: 11.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.13 AU - 4.99 AU

Year: 5750 Days

Day: 5.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,613,409 km

• M1: 147,055 km (0.084 R)
• M2: 1,685,370 km (0.05 R)
• M3: 2,142,989 km (0.09 R)
• M4: 3,664,101 km (0.091 R)
• M5: 4,690,192 km (0.055 R)
• M6: 5,216,029 km (0.076 R)
• M7: 7,235,899 km (0.11 R)
• M8: 8,233,717 km (0.091 R)
• M9: 9,080,142 km (0.083 R)
• M10: 10,856,467 km (0.072 R)
• M11: 16,530,116 km (0.06 R)
• M12: 18,064,990 km (0.034 R)
• M13: 19,426,181 km (0.099 R)
• M14: 20,646,301 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.1

Radius: 10.1

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.79 AU - 4.73 AU

Year: 6180 Days

Day: 10.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,613,409 km

• M1: 125,662 km (0.12 R)
• M2: 492,027 km (0.097 R)
• M3: 991,235 km (0.08 R)
• M4: 1,618,649 km (0.085 R)
• M5: 2,548,101 km (0.092 R)
• M6: 3,015,893 km (0.083 R)
• M7: 3,656,770 km (0.084 R)
• M8: 5,674,397 km (0.091 R)
• M9: 5,999,473 km (0.093 R)
• M10: 6,651,570 km (0.111 R)
• M11: 7,124,449 km (0.111 R)
• M12: 7,464,784 km (0.071 R)
• M13: 8,551,912 km (0.101 R)
• M14: 10,448,214 km (0.058 R)
• M15: 12,774,611 km (0.089 R)
• M16: 14,265,803 km (0.066 R)
• M17: 19,949,774 km (0.105 R)
• M18: 21,321,736 km (0.048 R)
• M19: 24,680,058 km (0.103 R)
• M20: 28,469,971 km (0.091 R)
• M21: 29,137,177 km (0.099 R)
• M22: 30,801,154 km (0.072 R)
• M23: 32,942,947 km (0.113 R)
• M24: 37,977,963 km (0.098 R)
• M25: 38,438,574 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.7

Radius: 14.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.57 AU - 5.05 AU

Year: 6290 Days

Day: 5.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,613,409 km

• M1: 181,612 km (0.101 R)
• M2: 635,791 km (0.105 R)
• M3: 1,328,130 km (0.113 R)
• M4: 2,953,660 km (0.113 R)
• M5: 3,753,111 km (0.107 R)
• M6: 5,504,753 km (0.101 R)
• M7: 6,967,820 km (0.079 R)
• M8: 8,718,714 km (0.082 R)
• M9: 10,271,839 km (0.11 R)
• M10: 10,893,418 km (0.073 R)
• M11: 12,264,781 km (0.082 R)
• M12: 13,130,205 km (0.103 R)
• M13: 15,783,623 km (0.066 R)
• M14: 16,354,488 km (0.095 R)
• M15: 18,357,304 km (0.049 R)
• M16: 19,131,324 km (0.114 R)
• M17: 19,853,582 km (0.078 R)
• M18: 24,239,941 km (0.109 R)
• M19: 27,469,011 km (0.098 R)
• M20: 35,304,349 km (0.084 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 14,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit