🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.54 AU - 0.66 AU

Year: 300 Days

Day: 23 Hours

Environment

Temp: -120 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,478,258 km

• M1: 36,352 km (0.085 R)
• M2: 305,030 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.5

Radius: 11.5

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.61 AU - 0.87 AU

Year: 411 Days

Day: 6.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,478,258 km

• M1: 143,016 km (0.106 R)
• M2: 583,132 km (0.059 R)
• M3: 1,221,467 km (0.053 R)
• M4: 2,607,341 km (0.099 R)
• M5: 3,082,464 km (0.073 R)
• M6: 3,470,371 km (0.087 R)
• M7: 4,373,494 km (0.069 R)
• M8: 5,362,336 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.2

Radius: 13.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.63 AU - 0.95 AU

Year: 453 Days

Day: 8 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,478,258 km

• M1: 172,935 km (0.115 R)
• M2: 641,476 km (0.094 R)
• M3: 1,228,947 km (0.109 R)
• M4: 2,064,301 km (0.113 R)
• M5: 2,630,230 km (0.058 R)
• M6: 3,426,988 km (0.071 R)
• M7: 4,000,097 km (0.105 R)
• M8: 4,651,297 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.5

Radius: 13.3

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.74 AU - 0.88 AU

Year: 471 Days

Day: 13.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,478,258 km

• M1: 165,455 km (0.113 R)
• M2: 590,762 km (0.1 R)
• M3: 1,100,891 km (0.087 R)
• M4: 1,726,659 km (0.092 R)
• M5: 2,847,745 km (0.06 R)
• M6: 3,742,640 km (0.067 R)
• M7: 4,733,127 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.6

Radius: 12.8

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.34 AU - 3.48 AU

Year: 3205 Days

Day: 13.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,478,258 km

• M1: 159,322 km (0.082 R)
• M2: 765,343 km (0.099 R)
• M3: 1,287,888 km (0.109 R)
• M4: 1,792,182 km (0.101 R)
• M5: 2,545,258 km (0.038 R)
• M6: 4,029,867 km (0.112 R)
• M7: 4,984,451 km (0.036 R)
• M8: 7,003,125 km (0.057 R)
• M9: 8,279,345 km (0.105 R)
• M10: 10,796,478 km (0.118 R)
• M11: 12,054,896 km (0.078 R)
• M12: 16,741,199 km (0.061 R)
• M13: 18,482,368 km (0.117 R)
• M14: 20,590,053 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.1

Radius: 13.5

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.29 AU - 5.03 AU

Year: 6495 Days

Day: 12.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,478,258 km

• M1: 168,896 km (0.108 R)
• M2: 593,604 km (0.118 R)
• M3: 1,449,603 km (0.069 R)
• M4: 1,877,453 km (0.1 R)
• M5: 2,320,413 km (0.107 R)
• M6: 3,084,110 km (0.072 R)
• M7: 4,873,151 km (0.044 R)
• M8: 5,336,904 km (0.09 R)
• M9: 6,074,272 km (0.068 R)
• M10: 6,525,609 km (0.063 R)
• M11: 7,720,447 km (0.115 R)
• M12: 10,621,748 km (0.091 R)
• M13: 11,070,990 km (0.062 R)
• M14: 12,858,087 km (0.087 R)
• M15: 14,038,264 km (0.051 R)
• M16: 18,594,118 km (0.118 R)
• M17: 21,430,493 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.8

Radius: 9

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.35 AU - 5.01 AU

Year: 6537 Days

Day: 12.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,478,258 km

• M1: 112,348 km (0.108 R)
• M2: 409,001 km (0.058 R)
• M3: 825,331 km (0.049 R)
• M4: 1,662,930 km (0.094 R)
• M5: 2,381,748 km (0.09 R)
• M6: 3,109,392 km (0.08 R)
• M7: 3,685,643 km (0.098 R)
• M8: 3,999,499 km (0.061 R)
• M9: 4,308,568 km (0.083 R)
• M10: 5,000,159 km (0.1 R)
• M11: 5,307,134 km (0.079 R)
• M12: 5,681,278 km (0.031 R)
• M13: 9,149,555 km (0.112 R)
• M14: 9,767,395 km (0.102 R)
• M15: 10,957,595 km (0.074 R)
• M16: 15,053,884 km (0.025 R)
• M17: 16,637,976 km (0.119 R)
• M18: 19,249,057 km (0.099 R)
• M19: 20,782,735 km (0.027 R)
• M20: 22,952,203 km (0.117 R)
• M21: 24,019,285 km (0.042 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.4

Radius: 11.6

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.62 AU - 5.06 AU

Year: 6875 Days

Day: 12.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,478,258 km

• M1: 145,409 km (0.119 R)
• M2: 730,636 km (0.112 R)
• M3: 1,167,163 km (0.071 R)
• M4: 1,701,825 km (0.107 R)
• M5: 2,130,872 km (0.107 R)
• M6: 2,632,175 km (0.052 R)
• M7: 3,132,131 km (0.107 R)
• M8: 3,650,936 km (0.092 R)
• M9: 5,857,804 km (0.049 R)
• M10: 6,715,149 km (0.028 R)
• M11: 7,763,681 km (0.117 R)
• M12: 8,174,476 km (0.096 R)
• M13: 11,374,674 km (0.096 R)
• M14: 14,925,828 km (0.055 R)
• M15: 16,582,176 km (0.088 R)
• M16: 17,454,780 km (0.088 R)
• M17: 17,902,527 km (0.044 R)
• M18: 19,839,370 km (0.081 R)
• M19: 22,886,679 km (0.075 R)
• M20: 23,346,094 km (0.118 R)
• M21: 24,922,108 km (0.1 R)
• M22: 25,901,226 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.6

Radius: 5

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.62 AU - 8.88 AU

Year: 13931 Days

Day: 18.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,478,258 km

• M1: 80,484 km (0.115 R)
• M2: 261,048 km (0.06 R)
• M3: 433,385 km (0.079 R)
• M4: 620,233 km (0.094 R)
• M5: 1,297,612 km (0.115 R)
• M6: 1,598,902 km (0.073 R)
• M7: 1,945,670 km (0.041 R)
• M8: 2,484,073 km (0.114 R)
• M9: 2,807,952 km (0.092 R)
• M10: 3,586,310 km (0.109 R)
• M11: 4,257,855 km (0.074 R)
• M12: 5,068,675 km (0.062 R)
• M13: 6,178,841 km (0.081 R)
• M14: 9,441,122 km (0.071 R)
• M15: 11,006,514 km (0.066 R)
• M16: 12,902,966 km (0.113 R)
• M17: 14,400,889 km (0.072 R)
• M18: 14,580,856 km (0.09 R)
• M19: 16,075,189 km (0.075 R)
• M20: 16,992,523 km (0.074 R)
• M21: 17,600,339 km (0.048 R)
• M22: 18,013,528 km (0.084 R)
• M23: 18,222,517 km (0.079 R)
• M24: 18,645,430 km (0.115 R)
• M25: 19,731,211 km (0.035 R)
• M26: 22,267,045 km (0.081 R)
• M27: 24,411,829 km (0.071 R)
• M28: 26,690,504 km (0.111 R)
• M29: 27,053,129 km (0.084 R)
• M30: 28,820,927 km (0.092 R)
• M31: 29,491,275 km (0.034 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 16,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit