🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 13.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.07 AU - 1.45 AU

Year: 959 Days

Day: 7.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,879,110 km

• M1: 171,589 km (0.116 R)
• M2: 918,681 km (0.092 R)
• M3: 1,845,888 km (0.11 R)
• M4: 2,562,761 km (0.056 R)
• M5: 3,262,131 km (0.112 R)
• M6: 3,848,405 km (0.101 R)
• M7: 4,487,188 km (0.041 R)
• M8: 5,567,883 km (0.075 R)
• M9: 8,831,959 km (0.087 R)
• M10: 9,770,237 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 10.8

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.04 AU - 1.5 AU

Year: 971 Days

Day: 7.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,879,110 km

• M1: 134,339 km (0.072 R)
• M2: 564,582 km (0.078 R)
• M3: 915,689 km (0.108 R)
• M4: 1,279,211 km (0.069 R)
• M5: 1,714,541 km (0.113 R)
• M6: 2,062,207 km (0.105 R)
• M7: 2,777,434 km (0.107 R)
• M8: 3,532,455 km (0.112 R)
• M9: 4,022,238 km (0.063 R)
• M10: 4,662,517 km (0.064 R)
• M11: 5,157,835 km (0.104 R)
• M12: 6,319,164 km (0.079 R)
• M13: 8,154,580 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.2

Radius: 9.4

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.54 AU - 1.84 AU

Year: 1490 Days

Day: 14.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,879,110 km

• M1: 117,883 km (0.066 R)
• M2: 448,195 km (0.075 R)
• M3: 831,764 km (0.061 R)
• M4: 1,136,495 km (0.069 R)
• M5: 1,560,007 km (0.095 R)
• M6: 2,013,887 km (0.111 R)
• M7: 2,363,946 km (0.092 R)
• M8: 2,845,651 km (0.048 R)
• M9: 3,303,420 km (0.12 R)
• M10: 3,858,279 km (0.096 R)
• M11: 4,438,120 km (0.112 R)
• M12: 4,939,123 km (0.09 R)
• M13: 6,300,763 km (0.065 R)
• M14: 6,600,707 km (0.119 R)
• M15: 7,031,698 km (0.095 R)
• M16: 7,661,505 km (0.069 R)
• M17: 9,033,467 km (0.113 R)
• M18: 10,338,559 km (0.103 R)
• M19: 10,986,767 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.9

Radius: 10.6

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.52 AU - 1.94 AU

Year: 1543 Days

Day: 8.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,879,110 km

• M1: 131,796 km (0.09 R)
• M2: 602,580 km (0.096 R)
• M3: 942,766 km (0.091 R)
• M4: 1,298,809 km (0.118 R)
• M5: 1,695,841 km (0.069 R)
• M6: 2,174,255 km (0.111 R)
• M7: 2,699,793 km (0.086 R)
• M8: 3,151,878 km (0.08 R)
• M9: 3,586,609 km (0.078 R)
• M10: 4,061,133 km (0.113 R)
• M11: 6,024,456 km (0.108 R)
• M12: 7,308,903 km (0.088 R)
• M13: 8,074,096 km (0.066 R)
• M14: 11,380,209 km (0.109 R)
• M15: 12,058,636 km (0.064 R)
• M16: 12,884,117 km (0.098 R)
• M17: 13,662,923 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.1

Radius: 8.3

Gravity: 14.2 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.43 AU - 3.17 AU

Year: 3178 Days

Day: 14.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,879,110 km

• M1: 103,223 km (0.065 R)
• M2: 388,356 km (0.072 R)
• M3: 759,060 km (0.092 R)
• M4: 1,095,804 km (0.102 R)
• M5: 1,360,892 km (0.05 R)
• M6: 1,997,880 km (0.099 R)
• M7: 2,906,238 km (0.053 R)
• M8: 3,327,057 km (0.076 R)
• M9: 3,746,230 km (0.098 R)
• M10: 4,177,670 km (0.102 R)
• M11: 4,862,080 km (0.093 R)
• M12: 5,349,620 km (0.051 R)
• M13: 6,185,274 km (0.064 R)
• M14: 6,512,594 km (0.106 R)
• M15: 6,977,693 km (0.113 R)
• M16: 7,870,344 km (0.079 R)
• M17: 8,837,195 km (0.115 R)
• M18: 9,721,468 km (0.09 R)
• M19: 10,083,196 km (0.093 R)
• M20: 12,823,679 km (0.067 R)
• M21: 15,046,105 km (0.051 R)
• M22: 15,530,353 km (0.074 R)
• M23: 15,803,818 km (0.105 R)
• M24: 17,809,627 km (0.112 R)
• M25: 19,658,955 km (0.087 R)
• M26: 20,043,721 km (0.113 R)
• M27: 20,498,798 km (0.077 R)
• M28: 22,667,817 km (0.096 R)
• M29: 24,318,181 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 9.5

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.77 AU - 3.49 AU

Year: 3756 Days

Day: 6.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,879,110 km

• M1: 118,182 km (0.101 R)
• M2: 413,937 km (0.055 R)
• M3: 823,985 km (0.068 R)
• M4: 2,057,719 km (0.11 R)
• M5: 2,694,706 km (0.105 R)
• M6: 3,418,611 km (0.076 R)
• M7: 5,516,272 km (0.027 R)
• M8: 6,285,055 km (0.109 R)
• M9: 7,026,762 km (0.032 R)
• M10: 7,552,897 km (0.108 R)
• M11: 9,485,403 km (0.057 R)
• M12: 10,460,631 km (0.116 R)
• M13: 11,279,081 km (0.119 R)
• M14: 11,681,350 km (0.084 R)
• M15: 12,326,266 km (0.1 R)
• M16: 13,092,058 km (0.06 R)
• M17: 15,745,325 km (0.055 R)
• M18: 16,079,378 km (0.063 R)
• M19: 18,306,291 km (0.073 R)
• M20: 18,675,798 km (0.043 R)
• M21: 20,008,416 km (0.118 R)
• M22: 23,147,129 km (0.108 R)
• M23: 24,758,448 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.3

Radius: 7.2

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.16 AU - 7.8 AU

Year: 11188 Days

Day: 23.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,879,110 km

• M1: 89,609 km (0.092 R)
• M2: 398,529 km (0.06 R)
• M3: 660,175 km (0.111 R)
• M4: 1,183,618 km (0.045 R)
• M5: 2,128,030 km (0.03 R)
• M6: 3,551,603 km (0.026 R)
• M7: 4,995,073 km (0.068 R)
• M8: 6,188,266 km (0.073 R)
• M9: 6,949,719 km (0.117 R)
• M10: 7,189,973 km (0.113 R)
• M11: 7,814,843 km (0.107 R)
• M12: 9,125,021 km (0.043 R)
• M13: 9,658,338 km (0.094 R)
• M14: 12,001,040 km (0.096 R)
• M15: 12,405,852 km (0.066 R)
• M16: 12,700,410 km (0.096 R)
• M17: 13,989,196 km (0.117 R)
• M18: 15,566,257 km (0.066 R)
• M19: 16,468,332 km (0.118 R)
• M20: 17,112,949 km (0.071 R)
• M21: 17,478,118 km (0.025 R)
• M22: 17,848,672 km (0.096 R)
• M23: 18,452,299 km (0.071 R)
• M24: 18,913,958 km (0.119 R)
• M25: 21,761,553 km (0.099 R)
• M26: 22,712,547 km (0.107 R)
• M27: 24,236,201 km (0.104 R)
• M28: 28,596,231 km (0.106 R)
• M29: 29,110,698 km (0.065 R)
• M30: 30,052,417 km (0.113 R)
• M31: 31,666,877 km (0.046 R)
• M32: 32,106,994 km (0.117 R)
• M33: 33,565,424 km (0.079 R)
• M34: 35,420,587 km (0.098 R)
• M35: 42,986,200 km (0.088 R)
• M36: 43,933,454 km (0.076 R)
• M37: 46,432,935 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 12,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit