🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.3 AU - 1.76 AU

Year: 838 Days

Day: 40.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,425,042 km

• M1: 203,304 km (0.077 R)
• M2: 261,647 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.8

Radius: 12.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.35 AU - 4.63 AU

Year: 3530 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,425,042 km

• M1: 176,376 km (0.092 R)
• M2: 803,640 km (0.116 R)
• M3: 1,414,149 km (0.084 R)
• M4: 2,381,299 km (0.105 R)
• M5: 2,909,828 km (0.109 R)
• M6: 3,850,200 km (0.074 R)
• M7: 4,698,570 km (0.114 R)
• M8: 5,180,125 km (0.12 R)
• M9: 7,935,569 km (0.1 R)
• M10: 10,428,767 km (0.068 R)
• M11: 11,209,967 km (0.078 R)
• M12: 16,740,750 km (0.112 R)
• M13: 18,276,372 km (0.087 R)
• M14: 21,889,908 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.5

Radius: 10.5

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.75 AU - 5.17 AU

Year: 4172 Days

Day: 6.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,425,042 km

• M1: 131,048 km (0.104 R)
• M2: 500,405 km (0.103 R)
• M3: 917,633 km (0.083 R)
• M4: 1,335,161 km (0.066 R)
• M5: 2,446,224 km (0.116 R)
• M6: 2,901,899 km (0.082 R)
• M7: 4,304,679 km (0.11 R)
• M8: 5,760,864 km (0.041 R)
• M9: 6,719,188 km (0.101 R)
• M10: 8,012,462 km (0.097 R)
• M11: 8,842,730 km (0.118 R)
• M12: 11,043,764 km (0.096 R)
• M13: 11,635,872 km (0.049 R)
• M14: 12,518,200 km (0.092 R)
• M15: 14,366,482 km (0.066 R)
• M16: 17,611,559 km (0.063 R)
• M17: 19,679,001 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 9.9

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.98 AU - 6.46 AU

Year: 6871 Days

Day: 11.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,425,042 km

• M1: 123,717 km (0.051 R)
• M2: 532,718 km (0.041 R)
• M3: 949,049 km (0.032 R)
• M4: 2,014,335 km (0.067 R)
• M5: 2,579,965 km (0.032 R)
• M6: 3,443,893 km (0.075 R)
• M7: 4,436,774 km (0.076 R)
• M8: 5,014,371 km (0.107 R)
• M9: 5,957,586 km (0.057 R)
• M10: 6,591,731 km (0.12 R)
• M11: 7,683,945 km (0.096 R)
• M12: 8,808,323 km (0.027 R)
• M13: 9,410,005 km (0.108 R)
• M14: 10,363,841 km (0.12 R)
• M15: 12,094,689 km (0.089 R)
• M16: 13,555,811 km (0.069 R)
• M17: 14,592,973 km (0.101 R)
• M18: 15,374,472 km (0.069 R)
• M19: 21,262,944 km (0.091 R)
• M20: 22,980,477 km (0.068 R)
• M21: 23,383,344 km (0.087 R)
• M22: 25,900,328 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.7

Radius: 11.3

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.12 AU - 8.26 AU

Year: 7664 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,425,042 km

• M1: 159,023 km (0.114 R)
• M2: 851,661 km (0.081 R)
• M3: 1,723,667 km (0.067 R)
• M4: 2,450,114 km (0.106 R)
• M5: 2,876,169 km (0.092 R)
• M6: 3,351,740 km (0.112 R)
• M7: 5,176,834 km (0.12 R)
• M8: 8,785,733 km (0.091 R)
• M9: 9,947,810 km (0.098 R)
• M10: 13,950,450 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.4

Radius: 9.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.53 AU - 7.99 AU

Year: 7785 Days

Day: 6.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,425,042 km

• M1: 133,441 km (0.118 R)
• M2: 470,784 km (0.076 R)
• M3: 1,116,150 km (0.105 R)
• M4: 1,502,112 km (0.084 R)
• M5: 2,531,645 km (0.049 R)
• M6: 3,409,036 km (0.105 R)
• M7: 3,750,269 km (0.057 R)
• M8: 6,364,641 km (0.118 R)
• M9: 9,169,003 km (0.109 R)
• M10: 11,821,224 km (0.117 R)
• M11: 13,166,857 km (0.114 R)
• M12: 17,940,674 km (0.1 R)
• M13: 23,833,185 km (0.114 R)
• M14: 25,808,625 km (0.055 R)
• M15: 27,550,393 km (0.1 R)
• M16: 29,903,268 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.1

Radius: 10.3

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.98 AU - 10.66 AU

Year: 11602 Days

Day: 12.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,425,042 km

• M1: 128,056 km (0.115 R)
• M2: 616,792 km (0.088 R)
• M3: 978,071 km (0.096 R)
• M4: 2,033,484 km (0.073 R)
• M5: 2,460,287 km (0.112 R)
• M6: 3,632,386 km (0.119 R)
• M7: 4,138,027 km (0.097 R)
• M8: 5,380,437 km (0.091 R)
• M9: 7,366,050 km (0.07 R)
• M10: 7,979,550 km (0.095 R)
• M11: 8,502,844 km (0.115 R)
• M12: 8,920,820 km (0.061 R)
• M13: 9,352,560 km (0.081 R)
• M14: 10,072,125 km (0.108 R)
• M15: 11,520,532 km (0.108 R)
• M16: 12,993,323 km (0.066 R)
• M17: 14,469,854 km (0.093 R)
• M18: 17,956,681 km (0.095 R)
• M19: 22,045,341 km (0.078 R)
• M20: 22,995,885 km (0.106 R)
• M21: 23,726,521 km (0.094 R)
• M22: 25,663,964 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.5

Radius: 4.3

Gravity: 22.53 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.08 AU - 15.66 AU

Year: 20450 Days

Day: 19.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 160.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,425,042 km

• M1: 53,406 km (0.114 R)
• M2: 480,957 km (0.111 R)
• M3: 768,783 km (0.076 R)
• M4: 1,062,743 km (0.048 R)
• M5: 2,116,211 km (0.119 R)
• M6: 2,276,880 km (0.103 R)
• M7: 2,511,150 km (0.098 R)
• M8: 2,880,357 km (0.064 R)
• M9: 4,793,714 km (0.085 R)
• M10: 6,971,410 km (0.113 R)
• M11: 9,621,537 km (0.11 R)
• M12: 14,244,410 km (0.101 R)
• M13: 16,950,336 km (0.084 R)
• M14: 26,759,020 km (0.05 R)
• M15: 33,775,310 km (0.117 R)
• M16: 35,441,980 km (0.063 R)
• M17: 35,965,572 km (0.111 R)
• M18: 51,791,980 km (0.094 R)
• M19: 60,830,384 km (0.063 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: 355 - 15,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit