🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.4

Radius: 8.7

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.72 AU - 0.78 AU

Year: 419 Days

Day: 5.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,761,655 km

• M1: 108,309 km (0.11 R)
• M2: 429,047 km (0.067 R)
• M3: 718,070 km (0.11 R)
• M4: 1,234,482 km (0.092 R)
• M5: 1,647,222 km (0.074 R)
• M6: 2,199,687 km (0.106 R)
• M7: 2,781,324 km (0.09 R)
• M8: 3,183,742 km (0.081 R)
• M9: 3,577,483 km (0.117 R)
• M10: 3,978,406 km (0.049 R)
• M11: 4,436,026 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.9

Radius: 13.3

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.84 AU - 0.88 AU

Year: 515 Days

Day: 7.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,761,655 km

• M1: 165,455 km (0.04 R)
• M2: 709,842 km (0.115 R)
• M3: 1,406,968 km (0.032 R)
• M4: 1,861,297 km (0.113 R)
• M5: 2,290,044 km (0.077 R)
• M6: 2,796,433 km (0.086 R)
• M7: 3,315,837 km (0.108 R)
• M8: 3,996,208 km (0.107 R)
• M9: 4,627,810 km (0.108 R)
• M10: 5,566,986 km (0.09 R)
• M11: 6,261,269 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.9

Radius: 11.7

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.44 AU - 1.5 AU

Year: 1151 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,761,655 km

• M1: 146,307 km (0.08 R)
• M2: 577,747 km (0.101 R)
• M3: 1,039,256 km (0.053 R)
• M4: 1,510,639 km (0.117 R)
• M5: 2,477,191 km (0.062 R)
• M6: 2,974,604 km (0.086 R)
• M7: 3,388,242 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.9

Radius: 9

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.65 AU - 1.71 AU

Year: 1406 Days

Day: 8.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,761,655 km

• M1: 114,143 km (0.046 R)
• M2: 586,124 km (0.092 R)
• M3: 1,004,699 km (0.103 R)
• M4: 1,829,881 km (0.05 R)
• M5: 2,196,246 km (0.055 R)
• M6: 2,494,096 km (0.108 R)
• M7: 2,895,168 km (0.115 R)
• M8: 3,254,801 km (0.075 R)
• M9: 3,629,244 km (0.1 R)
• M10: 4,178,717 km (0.117 R)
• M11: 4,693,035 km (0.061 R)
• M12: 5,229,642 km (0.036 R)
• M13: 6,250,349 km (0.116 R)
• M14: 7,769,066 km (0.096 R)
• M15: 8,334,696 km (0.062 R)
• M16: 8,654,686 km (0.029 R)
• M17: 9,291,075 km (0.113 R)
• M18: 9,928,511 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.2

Radius: 13

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.34 AU - 3.62 AU

Year: 3322 Days

Day: 11.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,761,655 km

• M1: 161,865 km (0.07 R)
• M2: 722,259 km (0.11 R)
• M3: 1,326,933 km (0.083 R)
• M4: 1,774,380 km (0.084 R)
• M5: 2,363,646 km (0.111 R)
• M6: 3,789,464 km (0.087 R)
• M7: 4,907,857 km (0.059 R)
• M8: 7,518,639 km (0.093 R)
• M9: 9,835,761 km (0.095 R)
• M10: 10,343,496 km (0.114 R)
• M11: 11,022,072 km (0.087 R)
• M12: 13,368,515 km (0.097 R)
• M13: 15,202,435 km (0.104 R)
• M14: 17,618,141 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.9

Radius: 8.5

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.94 AU - 4.74 AU

Year: 4859 Days

Day: 5.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,761,655 km

• M1: 105,766 km (0.067 R)
• M2: 456,423 km (0.109 R)
• M3: 852,259 km (0.107 R)
• M4: 1,183,319 km (0.118 R)
• M5: 1,516,324 km (0.054 R)
• M6: 2,233,347 km (0.109 R)
• M7: 3,081,866 km (0.111 R)
• M8: 3,764,630 km (0.112 R)
• M9: 4,036,599 km (0.083 R)
• M10: 6,811,789 km (0.09 R)
• M11: 9,617,348 km (0.062 R)
• M12: 9,998,972 km (0.074 R)
• M13: 10,792,439 km (0.074 R)
• M14: 11,158,206 km (0.094 R)
• M15: 12,158,118 km (0.057 R)
• M16: 13,320,494 km (0.091 R)
• M17: 14,226,010 km (0.082 R)
• M18: 14,666,126 km (0.077 R)
• M19: 15,285,910 km (0.093 R)
• M20: 15,689,525 km (0.109 R)
• M21: 17,688,153 km (0.101 R)
• M22: 19,987,472 km (0.118 R)
• M23: 24,852,096 km (0.077 R)
• M24: 29,732,278 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.5

Radius: 7

Gravity: 11.58 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.65 AU - 9.19 AU

Year: 13050 Days

Day: 24.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,761,655 km

• M1: 87,066 km (0.09 R)
• M2: 311,014 km (0.047 R)
• M3: 810,671 km (0.115 R)
• M4: 1,052,421 km (0.101 R)
• M5: 1,437,187 km (0.12 R)
• M6: 1,764,656 km (0.093 R)
• M7: 3,102,660 km (0.104 R)
• M8: 4,354,495 km (0.074 R)
• M9: 6,210,406 km (0.09 R)
• M10: 7,040,824 km (0.106 R)
• M11: 7,721,494 km (0.067 R)
• M12: 8,077,986 km (0.11 R)
• M13: 8,306,272 km (0.101 R)
• M14: 8,633,144 km (0.097 R)
• M15: 9,065,930 km (0.07 R)
• M16: 11,336,377 km (0.092 R)
• M17: 12,755,762 km (0.073 R)
• M18: 13,444,361 km (0.117 R)
• M19: 14,827,393 km (0.101 R)
• M20: 15,239,385 km (0.066 R)
• M21: 15,659,008 km (0.102 R)
• M22: 18,576,465 km (0.091 R)
• M23: 21,837,250 km (0.109 R)
• M24: 22,370,716 km (0.116 R)
• M25: 24,495,903 km (0.117 R)
• M26: 25,362,973 km (0.062 R)
• M27: 25,952,388 km (0.086 R)
• M28: 26,954,694 km (0.106 R)
• M29: 28,191,420 km (0.046 R)
• M30: 32,702,244 km (0.097 R)
• M31: 33,049,910 km (0.114 R)
• M32: 43,399,988 km (0.072 R)
• M33: 46,543,638 km (0.097 R)
• M34: 51,695,489 km (0.098 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 13,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit