🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.4

Radius: 12.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.44 AU - 1.9 AU

Year: 1393 Days

Day: 9.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,300,079 km

• M1: 153,039 km (0.049 R)
• M2: 555,158 km (0.088 R)
• M3: 1,084,285 km (0.07 R)
• M4: 1,600,847 km (0.091 R)
• M5: 1,983,518 km (0.116 R)
• M6: 2,538,676 km (0.114 R)
• M7: 3,002,728 km (0.073 R)
• M8: 3,783,629 km (0.089 R)
• M9: 4,278,798 km (0.098 R)
• M10: 4,834,554 km (0.099 R)
• M11: 5,495,478 km (0.076 R)
• M12: 6,555,678 km (0.112 R)
• M13: 7,088,994 km (0.097 R)
• M14: 8,524,087 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.1

Radius: 10.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.65 AU - 2.69 AU

Year: 2817 Days

Day: 6.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,300,079 km

• M1: 129,402 km (0.089 R)
• M2: 489,185 km (0.083 R)
• M3: 1,139,487 km (0.088 R)
• M4: 1,520,812 km (0.086 R)
• M5: 2,288,847 km (0.071 R)
• M6: 2,679,148 km (0.096 R)
• M7: 3,081,267 km (0.047 R)
• M8: 4,536,256 km (0.119 R)
• M9: 5,087,674 km (0.068 R)
• M10: 6,704,378 km (0.049 R)
• M11: 7,967,283 km (0.03 R)
• M12: 8,346,664 km (0.097 R)
• M13: 9,663,274 km (0.111 R)
• M14: 10,204,968 km (0.116 R)
• M15: 11,230,911 km (0.056 R)
• M16: 11,993,112 km (0.076 R)
• M17: 15,149,328 km (0.1 R)
• M18: 18,216,682 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.3

Radius: 8.7

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.64 AU - 3.76 AU

Year: 3696 Days

Day: 9.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,300,079 km

• M1: 108,309 km (0.053 R)
• M2: 409,449 km (0.12 R)
• M3: 744,698 km (0.105 R)
• M4: 1,089,372 km (0.089 R)
• M5: 1,609,075 km (0.11 R)
• M6: 2,014,186 km (0.077 R)
• M7: 2,486,167 km (0.094 R)
• M8: 2,922,694 km (0.117 R)
• M9: 3,949,533 km (0.093 R)
• M10: 5,226,351 km (0.076 R)
• M11: 6,267,702 km (0.117 R)
• M12: 7,441,596 km (0.114 R)
• M13: 7,992,266 km (0.106 R)
• M14: 8,982,754 km (0.101 R)
• M15: 10,470,205 km (0.057 R)
• M16: 11,073,683 km (0.11 R)
• M17: 15,853,485 km (0.097 R)
• M18: 16,939,715 km (0.096 R)
• M19: 20,165,195 km (0.095 R)
• M20: 21,031,366 km (0.115 R)
• M21: 21,852,659 km (0.036 R)
• M22: 23,705,428 km (0.114 R)
• M23: 25,276,355 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.2

Radius: 8

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.58 AU - 3.82 AU

Year: 4595 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,300,079 km

• M1: 103,073 km (0.029 R)
• M2: 418,575 km (0.104 R)
• M3: 948,451 km (0.113 R)
• M4: 1,453,343 km (0.113 R)
• M5: 2,231,551 km (0.084 R)
• M6: 3,068,103 km (0.117 R)
• M7: 4,145,656 km (0.084 R)
• M8: 4,809,272 km (0.078 R)
• M9: 5,949,657 km (0.11 R)
• M10: 6,631,225 km (0.096 R)
• M11: 6,957,797 km (0.084 R)
• M12: 8,910,348 km (0.095 R)
• M13: 9,969,800 km (0.032 R)
• M14: 11,065,605 km (0.105 R)
• M15: 12,191,179 km (0.066 R)
• M16: 13,083,979 km (0.107 R)
• M17: 13,442,715 km (0.092 R)
• M18: 15,336,026 km (0.07 R)
• M19: 16,082,369 km (0.114 R)
• M20: 19,776,839 km (0.094 R)
• M21: 20,386,151 km (0.089 R)
• M22: 21,642,025 km (0.113 R)
• M23: 24,849,852 km (0.105 R)
• M24: 25,163,409 km (0.081 R)
• M25: 25,798,602 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.4

Radius: 11.6

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.72 AU - 5.96 AU

Year: 6875 Days

Day: 7.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,300,079 km

• M1: 144,811 km (0.09 R)
• M2: 661,073 km (0.118 R)
• M3: 1,046,886 km (0.103 R)
• M4: 1,449,304 km (0.112 R)
• M5: 2,129,077 km (0.065 R)
• M6: 2,869,138 km (0.101 R)
• M7: 3,945,494 km (0.086 R)
• M8: 4,521,446 km (0.029 R)
• M9: 6,040,164 km (0.032 R)
• M10: 7,597,926 km (0.067 R)
• M11: 8,876,689 km (0.112 R)
• M12: 9,363,331 km (0.087 R)
• M13: 9,914,599 km (0.065 R)
• M14: 11,183,189 km (0.107 R)
• M15: 11,856,678 km (0.059 R)
• M16: 12,338,683 km (0.104 R)
• M17: 13,399,332 km (0.06 R)
• M18: 14,702,329 km (0.078 R)
• M19: 16,152,830 km (0.117 R)
• M20: 16,812,407 km (0.083 R)
• M21: 18,468,904 km (0.105 R)
• M22: 20,307,462 km (0.096 R)
• M23: 21,546,282 km (0.061 R)
• M24: 23,331,134 km (0.084 R)
• M25: 24,088,997 km (0.119 R)
• M26: 26,100,490 km (0.111 R)
• M27: 29,178,616 km (0.066 R)
• M28: 30,157,136 km (0.053 R)
• M29: 33,755,114 km (0.087 R)
• M30: 36,381,454 km (0.085 R)
• M31: 37,744,590 km (0.063 R)
• M32: 38,906,217 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.2

Radius: 6.9

Gravity: 19.89 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.39 AU - 8.09 AU

Year: 12578 Days

Day: 23.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,300,079 km

• M1: 86,916 km (0.107 R)
• M2: 365,019 km (0.116 R)
• M3: 582,983 km (0.044 R)
• M4: 944,860 km (0.095 R)
• M5: 1,190,649 km (0.078 R)
• M6: 1,883,736 km (0.113 R)
• M7: 3,336,481 km (0.088 R)
• M8: 5,939,035 km (0.092 R)
• M9: 7,174,863 km (0.11 R)
• M10: 8,425,950 km (0.043 R)
• M11: 9,494,977 km (0.05 R)
• M12: 10,594,372 km (0.029 R)
• M13: 13,846,330 km (0.071 R)
• M14: 14,681,385 km (0.089 R)
• M15: 15,256,589 km (0.048 R)
• M16: 15,476,049 km (0.068 R)
• M17: 17,150,797 km (0.116 R)
• M18: 32,501,484 km (0.109 R)
• M19: 35,105,085 km (0.027 R)
• M20: 40,024,910 km (0.04 R)
• M21: 42,432,090 km (0.119 R)
• M22: 42,866,522 km (0.113 R)
• M23: 43,304,096 km (0.063 R)
• M24: 43,892,165 km (0.109 R)
• M25: 44,188,069 km (0.1 R)
• M26: 45,839,929 km (0.058 R)
• M27: 47,376,898 km (0.045 R)
• M28: 52,027,895 km (0.116 R)
• M29: 54,378,377 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.5

Radius: 3.6

Gravity: 55.59 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.86 AU - 11.12 AU

Year: 21937 Days

Day: 20 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,300,079 km

• M1: 44,730 km (0.041 R)
• M2: 300,692 km (0.072 R)
• M3: 626,965 km (0.062 R)
• M4: 1,058,704 km (0.038 R)
• M5: 2,378,606 km (0.107 R)
• M6: 2,920,898 km (0.098 R)
• M7: 3,109,541 km (0.109 R)
• M8: 4,044,678 km (0.114 R)
• M9: 4,313,355 km (0.111 R)
• M10: 4,665,958 km (0.102 R)
• M11: 5,428,458 km (0.112 R)
• M12: 5,923,776 km (0.112 R)
• M13: 6,226,413 km (0.097 R)
• M14: 7,691,126 km (0.042 R)
• M15: 9,960,974 km (0.108 R)
• M16: 10,265,107 km (0.088 R)
• M17: 10,891,922 km (0.07 R)
• M18: 11,214,754 km (0.112 R)
• M19: 13,069,169 km (0.078 R)
• M20: 13,655,443 km (0.118 R)
• M21: 14,335,964 km (0.119 R)
• M22: 20,320,028 km (0.034 R)
• M23: 24,016,741 km (0.093 R)
• M24: 26,137,291 km (0.084 R)
• M25: 30,111,209 km (0.055 R)
• M26: 30,237,470 km (0.054 R)
• M27: 30,874,457 km (0.04 R)
• M28: 33,376,631 km (0.075 R)
• M29: 35,164,326 km (0.081 R)
• M30: 36,295,585 km (0.114 R)
• M31: 39,834,622 km (0.086 R)
• M32: 46,738,115 km (0.085 R)
• M33: 50,559,742 km (0.102 R)
• M34: 51,637,146 km (0.097 R)
• M35: 54,584,523 km (0.077 R)
• M36: 58,620,524 km (0.089 R)
• M37: 59,015,014 km (0.116 R)
• M38: 69,240,626 km (0.064 R)
• M39: 69,681,342 km (0.106 R)
• M40: 72,138,936 km (0.051 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 12,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit