🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.3

Radius: 8.3

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.73 AU - 1.05 AU

Year: 580 Days

Day: 10.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,233,642 km

• M1: 103,223 km (0.088 R)
• M2: 423,811 km (0.09 R)
• M3: 698,323 km (0.074 R)
• M4: 978,071 km (0.071 R)
• M5: 1,333,964 km (0.104 R)
• M6: 1,700,479 km (0.079 R)
• M7: 2,256,833 km (0.086 R)
• M8: 2,678,251 km (0.11 R)
• M9: 3,151,130 km (0.102 R)
• M10: 3,444,042 km (0.095 R)
• M11: 3,729,625 km (0.078 R)
• M12: 4,292,113 km (0.07 R)
• M13: 4,593,851 km (0.055 R)
• M14: 5,065,384 km (0.112 R)
• M15: 5,435,788 km (0.106 R)
• M16: 5,841,498 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.8

Radius: 8.4

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.72 AU - 2.44 AU

Year: 2071 Days

Day: 12.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,233,642 km

• M1: 104,419 km (0.093 R)
• M2: 403,166 km (0.08 R)
• M3: 728,392 km (0.047 R)
• M4: 1,198,129 km (0.097 R)
• M5: 1,564,943 km (0.079 R)
• M6: 2,200,136 km (0.112 R)
• M7: 2,594,177 km (0.071 R)
• M8: 3,386,896 km (0.109 R)
• M9: 6,457,542 km (0.101 R)
• M10: 7,949,481 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.7

Radius: 12.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.09 AU - 2.21 AU

Year: 2176 Days

Day: 7.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,233,642 km

• M1: 150,944 km (0.059 R)
• M2: 559,047 km (0.116 R)
• M3: 1,920,537 km (0.089 R)
• M4: 2,872,728 km (0.105 R)
• M5: 3,493,409 km (0.113 R)
• M6: 4,236,163 km (0.031 R)
• M7: 5,524,051 km (0.074 R)
• M8: 8,801,441 km (0.109 R)
• M9: 11,113,327 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.3

Radius: 14.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.05 AU - 2.41 AU

Year: 2299 Days

Day: 5.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,233,642 km

• M1: 180,116 km (0.091 R)
• M2: 643,570 km (0.112 R)
• M3: 1,614,909 km (0.116 R)
• M4: 2,164,083 km (0.026 R)
• M5: 2,686,778 km (0.071 R)
• M6: 3,433,122 km (0.113 R)
• M7: 4,110,949 km (0.085 R)
• M8: 4,922,069 km (0.069 R)
• M9: 5,463,314 km (0.067 R)
• M10: 6,044,352 km (0.113 R)
• M11: 6,610,730 km (0.093 R)
• M12: 7,212,413 km (0.047 R)
• M13: 8,394,535 km (0.076 R)
• M14: 9,665,967 km (0.109 R)
• M15: 11,706,333 km (0.069 R)
• M16: 12,247,877 km (0.072 R)
• M17: 13,426,409 km (0.114 R)
• M18: 15,457,499 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.8

Radius: 11.6

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.91 AU - 3.75 AU

Year: 4194 Days

Day: 8.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,233,642 km

• M1: 144,362 km (0.117 R)
• M2: 829,819 km (0.098 R)
• M3: 1,308,383 km (0.115 R)
• M4: 1,776,924 km (0.106 R)
• M5: 2,328,640 km (0.117 R)
• M6: 2,731,657 km (0.076 R)
• M7: 3,111,785 km (0.064 R)
• M8: 3,758,796 km (0.065 R)
• M9: 4,146,554 km (0.113 R)
• M10: 5,075,557 km (0.058 R)
• M11: 5,448,354 km (0.112 R)
• M12: 6,447,219 km (0.077 R)
• M13: 7,564,267 km (0.098 R)
• M14: 9,127,564 km (0.079 R)
• M15: 9,794,621 km (0.081 R)
• M16: 11,732,961 km (0.027 R)
• M17: 12,929,295 km (0.061 R)
• M18: 14,698,589 km (0.105 R)
• M19: 17,845,829 km (0.057 R)
• M20: 18,948,216 km (0.08 R)
• M21: 20,654,828 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.8

Radius: 12.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.2 AU - 4.66 AU

Year: 6436 Days

Day: 5.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,233,642 km

• M1: 150,495 km (0.096 R)
• M2: 541,993 km (0.053 R)
• M3: 976,276 km (0.1 R)
• M4: 1,388,119 km (0.117 R)
• M5: 1,918,144 km (0.071 R)
• M6: 2,350,332 km (0.094 R)
• M7: 2,808,550 km (0.084 R)
• M8: 4,693,334 km (0.088 R)
• M9: 8,500,301 km (0.101 R)
• M10: 9,099,590 km (0.052 R)
• M11: 9,499,465 km (0.088 R)
• M12: 11,370,635 km (0.073 R)
• M13: 13,821,796 km (0.025 R)
• M14: 18,164,772 km (0.059 R)
• M15: 19,744,974 km (0.1 R)
• M16: 21,181,862 km (0.077 R)
• M17: 21,571,415 km (0.094 R)
• M18: 21,965,605 km (0.105 R)
• M19: 23,095,069 km (0.065 R)
• M20: 26,356,153 km (0.12 R)
• M21: 27,538,874 km (0.05 R)
• M22: 30,009,931 km (0.113 R)
• M23: 32,008,858 km (0.103 R)
• M24: 33,459,808 km (0.111 R)
• M25: 34,201,664 km (0.06 R)
• M26: 36,270,303 km (0.08 R)
• M27: 36,940,501 km (0.032 R)
• M28: 37,961,357 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.8

Radius: 3.5

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.12 AU - 10.08 AU

Year: 15913 Days

Day: 22.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 37,233,642 km

• M1: 43,982 km (0.118 R)
• M2: 256,860 km (0.05 R)
• M3: 397,930 km (0.06 R)
• M4: 825,481 km (0.115 R)
• M5: 1,119,590 km (0.045 R)
• M6: 1,531,134 km (0.107 R)
• M7: 1,651,710 km (0.099 R)
• M8: 1,927,269 km (0.084 R)
• M9: 3,455,112 km (0.112 R)
• M10: 4,418,972 km (0.072 R)
• M11: 4,947,800 km (0.113 R)
• M12: 5,549,034 km (0.091 R)
• M13: 6,367,035 km (0.052 R)
• M14: 6,822,710 km (0.089 R)
• M15: 7,375,025 km (0.052 R)
• M16: 7,759,492 km (0.088 R)
• M17: 7,877,375 km (0.117 R)
• M18: 8,779,001 km (0.099 R)
• M19: 9,521,007 km (0.092 R)
• M20: 9,930,456 km (0.103 R)
• M21: 11,329,346 km (0.054 R)
• M22: 11,685,838 km (0.06 R)
• M23: 12,745,140 km (0.076 R)
• M24: 13,982,614 km (0.068 R)
• M25: 15,421,446 km (0.105 R)
• M26: 16,240,494 km (0.083 R)
• M27: 16,369,149 km (0.078 R)
• M28: 24,197,156 km (0.06 R)
• M29: 31,828,742 km (0.089 R)
• M30: 32,030,250 km (0.055 R)
• M31: 36,789,108 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 11,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit