🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 12.3

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.15 AU - 1.19 AU

Year: 844 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,331,137 km

• M1: 154,684 km (0.109 R)
• M2: 549,922 km (0.117 R)
• M3: 2,191,459 km (0.038 R)
• M4: 2,798,527 km (0.067 R)
• M5: 3,695,217 km (0.116 R)
• M6: 4,430,640 km (0.119 R)
• M7: 5,031,276 km (0.115 R)
• M8: 6,093,271 km (0.086 R)
• M9: 6,709,465 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.8

Radius: 9.4

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.68 AU - 1.82 AU

Year: 1544 Days

Day: 13 Hours

Environment

Temp: -204 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,331,137 km

• M1: 116,836 km (0.109 R)
• M2: 492,925 km (0.1 R)
• M3: 866,321 km (0.063 R)
• M4: 1,286,691 km (0.106 R)
• M5: 1,688,661 km (0.049 R)
• M6: 2,185,176 km (0.113 R)
• M7: 2,776,686 km (0.063 R)
• M8: 3,374,629 km (0.101 R)
• M9: 5,555,167 km (0.075 R)
• M10: 6,355,666 km (0.039 R)
• M11: 6,887,187 km (0.095 R)
• M12: 8,039,240 km (0.108 R)
• M13: 8,875,642 km (0.057 R)
• M14: 11,548,357 km (0.108 R)
• M15: 12,690,687 km (0.115 R)
• M16: 13,411,300 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.6

Radius: 13.3

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.98 AU - 2.48 AU

Year: 2221 Days

Day: 6.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,331,137 km

• M1: 165,605 km (0.071 R)
• M2: 676,332 km (0.085 R)
• M3: 1,128,417 km (0.111 R)
• M4: 1,681,330 km (0.076 R)
• M5: 2,212,253 km (0.091 R)
• M6: 2,639,804 km (0.049 R)
• M7: 4,000,546 km (0.062 R)
• M8: 4,789,974 km (0.088 R)
• M9: 5,232,186 km (0.089 R)
• M10: 6,133,064 km (0.097 R)
• M11: 6,773,492 km (0.054 R)
• M12: 7,610,941 km (0.066 R)
• M13: 8,108,354 km (0.082 R)
• M14: 8,711,383 km (0.042 R)
• M15: 9,551,824 km (0.104 R)
• M16: 10,100,250 km (0.091 R)
• M17: 10,962,382 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.3

Radius: 13.1

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.77 AU - 3.09 AU

Year: 3344 Days

Day: 8.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,331,137 km

• M1: 163,810 km (0.089 R)
• M2: 610,509 km (0.044 R)
• M3: 1,838,707 km (0.113 R)
• M4: 2,412,116 km (0.064 R)
• M5: 2,984,777 km (0.112 R)
• M6: 3,533,651 km (0.102 R)
• M7: 3,983,791 km (0.074 R)
• M8: 4,882,575 km (0.054 R)
• M9: 5,293,072 km (0.076 R)
• M10: 6,637,059 km (0.038 R)
• M11: 7,451,620 km (0.086 R)
• M12: 8,502,395 km (0.045 R)
• M13: 9,951,849 km (0.081 R)
• M14: 11,101,508 km (0.092 R)
• M15: 12,249,822 km (0.075 R)
• M16: 15,083,355 km (0.096 R)
• M17: 15,491,757 km (0.1 R)
• M18: 16,544,926 km (0.061 R)
• M19: 18,156,095 km (0.091 R)
• M20: 19,147,929 km (0.078 R)
• M21: 19,930,476 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.3

Radius: 10.5

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.38 AU - 3.6 AU

Year: 3448 Days

Day: 13.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,331,137 km

• M1: 131,347 km (0.111 R)
• M2: 473,028 km (0.117 R)
• M3: 1,122,882 km (0.113 R)
• M4: 1,516,623 km (0.097 R)
• M5: 2,129,974 km (0.091 R)
• M6: 3,033,246 km (0.081 R)
• M7: 3,507,322 km (0.116 R)
• M8: 4,258,154 km (0.037 R)
• M9: 5,017,812 km (0.086 R)
• M10: 5,555,766 km (0.12 R)
• M11: 6,051,084 km (0.088 R)
• M12: 8,467,389 km (0.099 R)
• M13: 9,195,482 km (0.048 R)
• M14: 9,740,617 km (0.094 R)
• M15: 11,341,463 km (0.104 R)
• M16: 11,968,727 km (0.114 R)
• M17: 13,476,375 km (0.081 R)
• M18: 14,663,134 km (0.112 R)
• M19: 15,508,961 km (0.036 R)
• M20: 17,682,618 km (0.063 R)
• M21: 18,755,833 km (0.107 R)
• M22: 20,233,262 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.1

Radius: 11.7

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.59 AU - 3.87 AU

Year: 4804 Days

Day: 13 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,331,137 km

• M1: 145,559 km (0.101 R)
• M2: 538,852 km (0.118 R)
• M3: 915,689 km (0.113 R)
• M4: 1,631,365 km (0.104 R)
• M5: 2,264,912 km (0.112 R)
• M6: 2,727,169 km (0.105 R)
• M7: 3,352,638 km (0.112 R)
• M8: 3,979,453 km (0.079 R)
• M9: 4,631,849 km (0.108 R)
• M10: 5,553,821 km (0.081 R)
• M11: 6,306,747 km (0.11 R)
• M12: 7,058,327 km (0.097 R)
• M13: 7,615,728 km (0.089 R)
• M14: 8,164,753 km (0.069 R)
• M15: 13,188,399 km (0.071 R)
• M16: 13,766,744 km (0.115 R)
• M17: 14,527,449 km (0.102 R)
• M18: 15,087,693 km (0.111 R)
• M19: 17,916,439 km (0.111 R)
• M20: 19,354,823 km (0.111 R)
• M21: 20,033,548 km (0.091 R)
• M22: 24,131,483 km (0.046 R)
• M23: 28,932,228 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.8

Radius: 11.6

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.68 AU - 5.6 AU

Year: 7771 Days

Day: 9.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,331,137 km

• M1: 144,212 km (0.082 R)
• M2: 520,152 km (0.113 R)
• M3: 1,406,968 km (0.077 R)
• M4: 2,549,597 km (0.101 R)
• M5: 3,395,423 km (0.103 R)
• M6: 4,419,570 km (0.058 R)
• M7: 5,801,705 km (0.089 R)
• M8: 6,344,446 km (0.102 R)
• M9: 8,601,429 km (0.057 R)
• M10: 10,101,447 km (0.083 R)
• M11: 13,613,107 km (0.08 R)
• M12: 14,450,855 km (0.056 R)
• M13: 15,007,509 km (0.089 R)
• M14: 15,578,225 km (0.089 R)
• M15: 16,428,240 km (0.099 R)
• M16: 17,655,840 km (0.076 R)
• M17: 18,579,906 km (0.06 R)
• M18: 20,216,507 km (0.058 R)
• M19: 21,947,354 km (0.086 R)
• M20: 22,436,090 km (0.114 R)
• M21: 23,945,982 km (0.032 R)
• M22: 26,063,091 km (0.094 R)
• M23: 30,869,371 km (0.105 R)
• M24: 31,277,773 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.5

Radius: 5.4

Gravity: 21.07 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.68 AU - 8.14 AU

Year: 13451 Days

Day: 20.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,331,137 km

• M1: 68,665 km (0.076 R)
• M2: 324,478 km (0.119 R)
• M3: 497,263 km (0.104 R)
• M4: 967,599 km (0.094 R)
• M5: 2,377,559 km (0.072 R)
• M6: 3,010,508 km (0.111 R)
• M7: 3,860,373 km (0.117 R)
• M8: 4,205,944 km (0.085 R)
• M9: 4,991,782 km (0.05 R)
• M10: 6,525,758 km (0.099 R)
• M11: 8,779,899 km (0.082 R)
• M12: 10,323,151 km (0.057 R)
• M13: 10,652,266 km (0.068 R)
• M14: 12,900,872 km (0.069 R)
• M15: 13,476,375 km (0.113 R)
• M16: 14,816,472 km (0.083 R)
• M17: 15,805,613 km (0.098 R)
• M18: 16,913,685 km (0.055 R)
• M19: 17,602,733 km (0.078 R)
• M20: 18,470,101 km (0.057 R)
• M21: 19,200,737 km (0.116 R)
• M22: 22,225,756 km (0.077 R)
• M23: 22,590,475 km (0.05 R)
• M24: 23,238,384 km (0.073 R)
• M25: 23,803,564 km (0.113 R)
• M26: 25,157,724 km (0.082 R)
• M27: 25,553,859 km (0.073 R)
• M28: 29,417,823 km (0.111 R)
• M29: 32,471,265 km (0.111 R)
• M30: 37,888,952 km (0.114 R)
• M31: 38,278,954 km (0.047 R)
• M32: 38,934,641 km (0.074 R)
• M33: 48,154,358 km (0.119 R)
• M34: 51,417,835 km (0.089 R)
• M35: 54,165,200 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 11,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit