🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.2

Radius: 10.7

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.62 AU

Year: 247 Days

Day: 6.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,495,579 km

• M1: 132,993 km (0.061 R)
• M2: 562,638 km (0.115 R)
• M3: 1,042,847 km (0.11 R)
• M4: 1,480,271 km (0.091 R)
• M5: 1,817,764 km (0.082 R)
• M6: 2,207,317 km (0.064 R)
• M7: 2,921,646 km (0.035 R)
• M8: 3,460,947 km (0.115 R)
• M9: 3,946,392 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.8

Radius: 9.3

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.52 AU - 0.62 AU

Year: 292 Days

Day: 5.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,495,579 km

• M1: 115,639 km (0.082 R)
• M2: 436,377 km (0.066 R)
• M3: 831,914 km (0.104 R)
• M4: 1,314,516 km (0.05 R)
• M5: 1,639,892 km (0.094 R)
• M6: 2,041,263 km (0.092 R)
• M7: 2,482,277 km (0.078 R)
• M8: 2,976,399 km (0.115 R)
• M9: 3,344,709 km (0.116 R)
• M10: 3,743,388 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974

Radius: 11.5

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.93 AU - 1.37 AU

Year: 836 Days

Day: 12.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,495,579 km

• M1: 143,016 km (0.071 R)
• M2: 633,248 km (0.11 R)
• M3: 1,132,456 km (0.104 R)
• M4: 1,597,256 km (0.116 R)
• M5: 1,957,189 km (0.038 R)
• M6: 2,450,563 km (0.106 R)
• M7: 3,026,066 km (0.079 R)
• M8: 3,644,952 km (0.077 R)
• M9: 4,553,011 km (0.087 R)
• M10: 5,155,292 km (0.113 R)
• M11: 5,626,077 km (0.073 R)
• M12: 6,082,799 km (0.092 R)
• M13: 6,564,055 km (0.112 R)
• M14: 7,578,778 km (0.101 R)
• M15: 8,085,017 km (0.087 R)
• M16: 8,941,914 km (0.038 R)
• M17: 9,421,225 km (0.105 R)
• M18: 10,308,939 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.5

Radius: 12.2

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.31 AU - 1.95 AU

Year: 1411 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,495,579 km

• M1: 151,842 km (0.118 R)
• M2: 621,579 km (0.069 R)
• M3: 1,091,915 km (0.109 R)
• M4: 1,571,974 km (0.071 R)
• M5: 2,001,470 km (0.087 R)
• M6: 2,384,291 km (0.069 R)
• M7: 2,858,367 km (0.107 R)
• M8: 3,316,884 km (0.108 R)
• M9: 4,088,211 km (0.067 R)
• M10: 4,497,810 km (0.085 R)
• M11: 5,621,140 km (0.092 R)
• M12: 6,419,245 km (0.102 R)
• M13: 6,974,851 km (0.059 R)
• M14: 7,924,947 km (0.119 R)
• M15: 9,622,135 km (0.082 R)
• M16: 10,216,039 km (0.114 R)
• M17: 12,221,099 km (0.098 R)
• M18: 12,682,758 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.7

Radius: 12.8

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.62 AU - 1.74 AU

Year: 1477 Days

Day: 10.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,495,579 km

• M1: 160,369 km (0.087 R)
• M2: 594,352 km (0.041 R)
• M3: 1,045,689 km (0.06 R)
• M4: 1,627,625 km (0.06 R)
• M5: 2,154,060 km (0.097 R)
• M6: 2,710,265 km (0.07 R)
• M7: 3,506,873 km (0.104 R)
• M8: 4,059,937 km (0.116 R)
• M9: 4,998,813 km (0.034 R)
• M10: 5,497,722 km (0.11 R)
• M11: 6,852,779 km (0.082 R)
• M12: 7,442,344 km (0.084 R)
• M13: 8,065,420 km (0.075 R)
• M14: 8,510,024 km (0.103 R)
• M15: 10,913,015 km (0.056 R)
• M16: 11,831,097 km (0.112 R)
• M17: 12,367,406 km (0.088 R)
• M18: 12,839,985 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124

Radius: 9.4

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.5 AU - 2.48 AU

Year: 1904 Days

Day: 14.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 80.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,495,579 km

• M1: 117,135 km (0.052 R)
• M2: 468,092 km (0.097 R)
• M3: 1,224,010 km (0.095 R)
• M4: 1,853,966 km (0.093 R)
• M5: 2,926,583 km (0.108 R)
• M6: 3,286,964 km (0.119 R)
• M7: 3,705,988 km (0.061 R)
• M8: 4,336,244 km (0.072 R)
• M9: 4,858,939 km (0.095 R)
• M10: 5,730,945 km (0.097 R)
• M11: 7,081,514 km (0.118 R)
• M12: 7,426,637 km (0.093 R)
• M13: 8,633,144 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.4

Radius: 13.6

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.57 AU - 3.15 AU

Year: 3281 Days

Day: 5.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,495,579 km

• M1: 169,195 km (0.116 R)
• M2: 617,989 km (0.105 R)
• M3: 1,099,096 km (0.102 R)
• M4: 2,025,854 km (0.117 R)
• M5: 2,544,660 km (0.108 R)
• M6: 3,069,449 km (0.085 R)
• M7: 3,528,864 km (0.104 R)
• M8: 4,100,926 km (0.086 R)
• M9: 5,251,932 km (0.07 R)
• M10: 5,935,744 km (0.064 R)
• M11: 7,331,044 km (0.081 R)
• M12: 8,294,604 km (0.087 R)
• M13: 9,459,073 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.5

Radius: 10.3

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.25 AU - 3.63 AU

Year: 3419 Days

Day: 9.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,495,579 km

• M1: 128,205 km (0.078 R)
• M2: 455,226 km (0.118 R)
• M3: 787,932 km (0.116 R)
• M4: 1,274,125 km (0.119 R)
• M5: 1,779,317 km (0.066 R)
• M6: 3,634,779 km (0.091 R)
• M7: 4,223,896 km (0.1 R)
• M8: 4,875,544 km (0.117 R)
• M9: 5,277,214 km (0.089 R)
• M10: 5,619,794 km (0.071 R)
• M11: 6,557,024 km (0.107 R)
• M12: 9,994,783 km (0.106 R)
• M13: 10,398,099 km (0.099 R)
• M14: 10,812,186 km (0.099 R)
• M15: 15,260,778 km (0.072 R)
• M16: 17,651,950 km (0.107 R)
• M17: 18,241,964 km (0.108 R)
• M18: 18,784,107 km (0.085 R)
• M19: 19,711,614 km (0.111 R)
• M20: 20,734,265 km (0.045 R)
• M21: 21,060,987 km (0.093 R)
• M22: 22,265,848 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.5

Radius: 13.5

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.91 AU - 3.19 AU

Year: 3613 Days

Day: 9.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,495,579 km

• M1: 169,046 km (0.099 R)
• M2: 782,846 km (0.105 R)
• M3: 1,462,020 km (0.063 R)
• M4: 2,095,866 km (0.107 R)
• M5: 3,164,593 km (0.05 R)
• M6: 3,903,008 km (0.082 R)
• M7: 4,660,871 km (0.116 R)
• M8: 5,087,824 km (0.09 R)
• M9: 5,993,639 km (0.109 R)
• M10: 6,674,907 km (0.066 R)
• M11: 7,313,092 km (0.088 R)
• M12: 8,295,052 km (0.087 R)
• M13: 13,687,158 km (0.095 R)
• M14: 14,320,107 km (0.027 R)
• M15: 16,282,531 km (0.118 R)
• M16: 17,610,961 km (0.041 R)
• M17: 20,798,891 km (0.11 R)
• M18: 21,898,136 km (0.103 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 18,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit