🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.5

Radius: 8

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.08 AU - 1.3 AU

Year: 880 Days

Day: 8.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,689,409 km

• M1: 99,483 km (0.087 R)
• M2: 442,959 km (0.028 R)
• M3: 1,126,322 km (0.097 R)
• M4: 1,409,212 km (0.095 R)
• M5: 2,102,598 km (0.064 R)
• M6: 2,375,465 km (0.077 R)
• M7: 2,799,724 km (0.091 R)
• M8: 3,407,241 km (0.083 R)
• M9: 3,656,471 km (0.1 R)
• M10: 3,993,066 km (0.094 R)
• M11: 4,916,833 km (0.1 R)
• M12: 5,475,581 km (0.102 R)
• M13: 5,838,506 km (0.117 R)
• M14: 6,258,277 km (0.112 R)
• M15: 6,762,572 km (0.079 R)
• M16: 7,113,528 km (0.1 R)
• M17: 7,662,852 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.7

Radius: 14.4

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.08 AU - 3.14 AU

Year: 2860 Days

Day: 13.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 53.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,689,409 km

• M1: 181,612 km (0.101 R)
• M2: 758,910 km (0.081 R)
• M3: 1,373,757 km (0.09 R)
• M4: 2,147,926 km (0.106 R)
• M5: 4,374,840 km (0.071 R)
• M6: 5,632,659 km (0.106 R)
• M7: 6,110,026 km (0.115 R)
• M8: 7,119,512 km (0.082 R)
• M9: 8,207,538 km (0.085 R)
• M10: 9,975,186 km (0.077 R)
• M11: 11,676,862 km (0.088 R)
• M12: 12,657,326 km (0.073 R)
• M13: 14,078,207 km (0.098 R)
• M14: 14,827,393 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.4

Radius: 11.3

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.59 AU - 4.57 AU

Year: 5590 Days

Day: 13.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,689,409 km

• M1: 146,307 km (0.029 R)
• M2: 528,828 km (0.055 R)
• M3: 891,603 km (0.101 R)
• M4: 2,776,836 km (0.055 R)
• M5: 4,612,701 km (0.08 R)
• M6: 5,117,594 km (0.067 R)
• M7: 6,730,109 km (0.069 R)
• M8: 7,826,362 km (0.065 R)
• M9: 8,695,675 km (0.072 R)
• M10: 10,497,731 km (0.11 R)
• M11: 10,929,770 km (0.12 R)
• M12: 13,271,276 km (0.106 R)
• M13: 21,025,682 km (0.068 R)
• M14: 26,080,294 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 10.9

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.14 AU - 4.2 AU

Year: 5776 Days

Day: 5.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,689,409 km

• M1: 141,968 km (0.048 R)
• M2: 648,058 km (0.12 R)
• M3: 1,320,800 km (0.119 R)
• M4: 1,915,002 km (0.112 R)
• M5: 2,680,644 km (0.111 R)
• M6: 3,684,596 km (0.117 R)
• M7: 4,185,300 km (0.1 R)
• M8: 6,222,523 km (0.099 R)
• M9: 7,219,892 km (0.092 R)
• M10: 7,967,732 km (0.075 R)
• M11: 8,480,853 km (0.045 R)
• M12: 9,142,674 km (0.081 R)
• M13: 9,573,665 km (0.092 R)
• M14: 9,972,942 km (0.109 R)
• M15: 10,569,538 km (0.105 R)
• M16: 13,636,145 km (0.109 R)
• M17: 15,736,649 km (0.085 R)
• M18: 18,178,834 km (0.118 R)
• M19: 19,069,390 km (0.073 R)
• M20: 19,988,819 km (0.117 R)
• M21: 22,223,212 km (0.096 R)
• M22: 27,805,158 km (0.109 R)
• M23: 30,391,705 km (0.068 R)
• M24: 31,841,458 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.6

Radius: 8

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.9 AU - 7.24 AU

Year: 12750 Days

Day: 17.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,689,409 km

• M1: 99,483 km (0.062 R)
• M2: 504,294 km (0.103 R)
• M3: 1,100,592 km (0.088 R)
• M4: 3,291,452 km (0.119 R)
• M5: 4,695,279 km (0.072 R)
• M6: 5,336,455 km (0.087 R)
• M7: 6,034,479 km (0.085 R)
• M8: 11,449,473 km (0.057 R)
• M9: 17,101,580 km (0.084 R)
• M10: 18,463,968 km (0.099 R)
• M11: 23,933,715 km (0.082 R)
• M12: 24,909,392 km (0.105 R)
• M13: 25,180,014 km (0.093 R)
• M14: 27,705,077 km (0.117 R)
• M15: 39,009,440 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.6

Radius: 3.1

Gravity: 35.34 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7 AU - 7.8 AU

Year: 13653 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,689,409 km

• M1: 38,596 km (0.102 R)
• M2: 240,553 km (0.1 R)
• M3: 651,798 km (0.12 R)
• M4: 877,541 km (0.077 R)
• M5: 1,176,288 km (0.11 R)
• M6: 2,021,666 km (0.108 R)
• M7: 3,799,636 km (0.107 R)
• M8: 4,121,870 km (0.11 R)
• M9: 5,560,702 km (0.099 R)
• M10: 5,800,209 km (0.078 R)
• M11: 5,975,537 km (0.072 R)
• M12: 6,485,217 km (0.104 R)
• M13: 7,062,665 km (0.048 R)
• M14: 7,673,772 km (0.065 R)
• M15: 9,330,270 km (0.112 R)
• M16: 9,619,592 km (0.109 R)
• M17: 11,210,715 km (0.089 R)
• M18: 16,735,364 km (0.082 R)
• M19: 18,336,061 km (0.087 R)
• M20: 18,637,651 km (0.084 R)
• M21: 20,842,275 km (0.1 R)
• M22: 24,374,430 km (0.1 R)
• M23: 26,043,643 km (0.025 R)
• M24: 27,787,505 km (0.082 R)
• M25: 31,183,975 km (0.103 R)
• M26: 33,483,295 km (0.102 R)
• M27: 36,364,998 km (0.114 R)
• M28: 36,721,490 km (0.113 R)
• M29: 38,293,465 km (0.098 R)
• M30: 40,798,481 km (0.062 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 19,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit