🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.01 AU - 1.45 AU

Year: 514 Days

Day: 17.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 101,985,993 km

• M1: 751,580 km (0.056 R)
• M2: 970,591 km (0.103 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.2

Radius: 14.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.39 AU - 5.87 AU

Year: 5033 Days

Day: 7.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 101,985,993 km

• M1: 179,517 km (0.12 R)
• M2: 640,129 km (0.098 R)
• M3: 1,158,935 km (0.1 R)
• M4: 1,863,092 km (0.1 R)
• M5: 5,684,270 km (0.071 R)
• M6: 7,796,592 km (0.094 R)
• M7: 11,491,660 km (0.117 R)
• M8: 11,945,091 km (0.11 R)
• M9: 18,646,028 km (0.104 R)
• M10: 19,563,512 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647

Radius: 14.8

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.35 AU - 8.25 AU

Year: 8207 Days

Day: 6.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,985,993 km

• M1: 184,454 km (0.063 R)
• M2: 676,930 km (0.108 R)
• M3: 1,394,851 km (0.082 R)
• M4: 1,884,036 km (0.081 R)
• M5: 2,383,094 km (0.079 R)
• M6: 3,075,134 km (0.096 R)
• M7: 3,679,958 km (0.117 R)
• M8: 6,610,580 km (0.114 R)
• M9: 7,314,438 km (0.082 R)
• M10: 8,274,557 km (0.105 R)
• M11: 11,454,709 km (0.089 R)
• M12: 12,582,677 km (0.08 R)
• M13: 13,549,079 km (0.071 R)
• M14: 14,381,741 km (0.097 R)
• M15: 15,630,135 km (0.026 R)
• M16: 16,149,240 km (0.105 R)
• M17: 20,805,025 km (0.102 R)
• M18: 21,833,211 km (0.069 R)
• M19: 22,564,744 km (0.11 R)
• M20: 23,312,584 km (0.115 R)
• M21: 27,302,210 km (0.112 R)
• M22: 35,481,922 km (0.094 R)
• M23: 39,404,827 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 13.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.17 AU - 11.25 AU

Year: 14140 Days

Day: 13 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 101,985,993 km

• M1: 172,935 km (0.07 R)
• M2: 703,559 km (0.055 R)
• M3: 1,146,817 km (0.106 R)
• M4: 2,426,777 km (0.04 R)
• M5: 3,579,279 km (0.034 R)
• M6: 4,834,704 km (0.083 R)
• M7: 6,526,955 km (0.038 R)
• M8: 7,825,913 km (0.047 R)
• M9: 10,034,128 km (0.091 R)
• M10: 10,874,120 km (0.074 R)
• M11: 11,699,900 km (0.032 R)
• M12: 12,315,046 km (0.096 R)
• M13: 13,610,414 km (0.093 R)
• M14: 14,291,234 km (0.073 R)
• M15: 15,210,214 km (0.119 R)
• M16: 17,640,132 km (0.088 R)
• M17: 18,697,789 km (0.105 R)
• M18: 22,876,058 km (0.114 R)
• M19: 23,937,155 km (0.104 R)
• M20: 28,954,518 km (0.107 R)
• M21: 30,771,833 km (0.119 R)
• M22: 31,945,578 km (0.12 R)
• M23: 33,761,846 km (0.049 R)
• M24: 34,632,655 km (0.061 R)
• M25: 39,486,208 km (0.071 R)
• M26: 42,146,657 km (0.076 R)
• M27: 44,329,888 km (0.088 R)
• M28: 46,282,140 km (0.099 R)
• M29: 53,147,935 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 13.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.62 AU - 13.88 AU

Year: 15173 Days

Day: 12.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 101,985,993 km

• M1: 168,447 km (0.038 R)
• M2: 593,754 km (0.114 R)
• M3: 1,096,852 km (0.095 R)
• M4: 2,090,481 km (0.117 R)
• M5: 3,019,633 km (0.054 R)
• M6: 3,592,144 km (0.105 R)
• M7: 4,095,990 km (0.07 R)
• M8: 4,831,263 km (0.09 R)
• M9: 5,583,890 km (0.073 R)
• M10: 7,200,146 km (0.096 R)
• M11: 8,637,931 km (0.088 R)
• M12: 9,950,502 km (0.091 R)
• M13: 13,525,143 km (0.066 R)
• M14: 16,479,402 km (0.099 R)
• M15: 18,183,621 km (0.066 R)
• M16: 19,039,022 km (0.071 R)
• M17: 22,377,298 km (0.103 R)
• M18: 25,029,070 km (0.062 R)
• M19: 31,610,628 km (0.114 R)
• M20: 33,190,083 km (0.058 R)
• M21: 34,940,228 km (0.118 R)
• M22: 35,777,528 km (0.066 R)
• M23: 36,628,291 km (0.054 R)
• M24: 38,118,136 km (0.115 R)
• M25: 38,750,636 km (0.097 R)
• M26: 44,762,675 km (0.063 R)
• M27: 46,608,713 km (0.115 R)
• M28: 49,248,068 km (0.097 R)
• M29: 51,215,130 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70

Radius: 4.5

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 12.9 AU - 15.32 AU

Year: 19967 Days

Day: 19.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,985,993 km

• M1: 151,243 km (0.061 R)
• M2: 361,578 km (0.11 R)
• M3: 552,615 km (0.086 R)
• M4: 1,525,599 km (0.09 R)
• M5: 2,112,322 km (0.086 R)
• M6: 3,098,770 km (0.103 R)
• M7: 3,646,149 km (0.058 R)
• M8: 3,955,069 km (0.086 R)
• M9: 4,679,571 km (0.049 R)
• M10: 5,894,455 km (0.072 R)
• M11: 7,680,953 km (0.11 R)
• M12: 9,399,982 km (0.091 R)
• M13: 12,069,257 km (0.081 R)
• M14: 14,374,411 km (0.117 R)
• M15: 17,022,143 km (0.094 R)
• M16: 17,283,790 km (0.12 R)
• M17: 18,152,804 km (0.028 R)
• M18: 18,425,970 km (0.112 R)
• M19: 19,403,592 km (0.066 R)
• M20: 20,415,472 km (0.092 R)
• M21: 27,056,720 km (0.097 R)
• M22: 29,429,791 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.5

Radius: 5.5

Gravity: 32.64 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 16.44 AU - 17.08 AU

Year: 25849 Days

Day: 16.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 101,985,993 km

• M1: 68,516 km (0.104 R)
• M2: 360,232 km (0.12 R)
• M3: 652,995 km (0.118 R)
• M4: 1,276,369 km (0.114 R)
• M5: 1,530,835 km (0.081 R)
• M6: 1,901,389 km (0.069 R)
• M7: 2,353,922 km (0.118 R)
• M8: 2,658,354 km (0.117 R)
• M9: 2,960,093 km (0.086 R)
• M10: 3,284,421 km (0.12 R)
• M11: 4,290,018 km (0.055 R)
• M12: 4,551,515 km (0.074 R)
• M13: 5,272,876 km (0.117 R)
• M14: 5,749,645 km (0.092 R)
• M15: 6,021,464 km (0.07 R)
• M16: 6,254,687 km (0.102 R)
• M17: 9,542,699 km (0.104 R)
• M18: 12,058,935 km (0.097 R)
• M19: 13,272,323 km (0.111 R)
• M20: 19,953,813 km (0.102 R)
• M21: 28,708,430 km (0.101 R)
• M22: 30,721,419 km (0.081 R)
• M23: 36,391,926 km (0.094 R)
• M24: 37,478,455 km (0.069 R)
• M25: 39,553,378 km (0.066 R)
• M26: 42,893,150 km (0.103 R)
• M27: 49,747,426 km (0.092 R)
• M28: 53,234,701 km (0.047 R)
• M29: 54,231,622 km (0.072 R)
• M30: 62,879,725 km (0.078 R)
• M31: 64,667,868 km (0.116 R)
• M32: 65,574,431 km (0.052 R)
• M33: 65,802,419 km (0.109 R)
• M34: 66,950,283 km (0.116 R)
• M35: 69,285,805 km (0.089 R)
• M36: 74,119,013 km (0.032 R)
• M37: 83,643,461 km (0.118 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: 191 - 15,408 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit