🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.5 AU - 0.82 AU

Year: 346 Days

Day: 14.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,293,179 km

• M1: 18,251 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.6

Radius: 8.7

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.15 AU - 1.23 AU

Year: 838 Days

Day: 8.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,293,179 km

• M1: 108,159 km (0.085 R)
• M2: 438,471 km (0.071 R)
• M3: 1,002,904 km (0.117 R)
• M4: 1,380,340 km (0.106 R)
• M5: 1,773,034 km (0.096 R)
• M6: 2,692,014 km (0.056 R)
• M7: 2,965,329 km (0.1 R)
• M8: 4,458,316 km (0.109 R)
• M9: 5,659,736 km (0.104 R)
• M10: 5,991,245 km (0.093 R)
• M11: 6,650,373 km (0.118 R)
• M12: 7,131,031 km (0.119 R)
• M13: 8,359,529 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 14.4

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.77 AU - 4.05 AU

Year: 4066 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,293,179 km

• M1: 179,966 km (0.085 R)
• M2: 1,124,078 km (0.078 R)
• M3: 1,725,013 km (0.092 R)
• M4: 2,299,618 km (0.087 R)
• M5: 3,219,795 km (0.088 R)
• M6: 4,123,067 km (0.118 R)
• M7: 5,866,181 km (0.116 R)
• M8: 6,658,003 km (0.118 R)
• M9: 9,431,099 km (0.068 R)
• M10: 10,287,397 km (0.117 R)
• M11: 11,154,616 km (0.079 R)
• M12: 16,981,453 km (0.09 R)
• M13: 20,603,666 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.9

Radius: 11.8

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.11 AU - 4.57 AU

Year: 4859 Days

Day: 13.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,293,179 km

• M1: 146,756 km (0.055 R)
• M2: 514,617 km (0.099 R)
• M3: 961,765 km (0.119 R)
• M4: 1,611,319 km (0.064 R)
• M5: 2,520,575 km (0.106 R)
• M6: 3,417,115 km (0.078 R)
• M7: 4,263,390 km (0.074 R)
• M8: 5,534,074 km (0.083 R)
• M9: 6,567,197 km (0.08 R)
• M10: 7,112,332 km (0.105 R)
• M11: 7,650,585 km (0.117 R)
• M12: 10,531,241 km (0.046 R)
• M13: 11,617,771 km (0.116 R)
• M14: 12,163,055 km (0.077 R)
• M15: 13,039,549 km (0.077 R)
• M16: 14,179,634 km (0.086 R)
• M17: 16,287,169 km (0.083 R)
• M18: 16,845,169 km (0.076 R)
• M19: 18,865,039 km (0.054 R)
• M20: 25,555,355 km (0.112 R)
• M21: 30,302,545 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.5

Radius: 8.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.58 AU - 5.08 AU

Year: 5818 Days

Day: 14.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,293,179 km

• M1: 116,088 km (0.102 R)
• M2: 625,917 km (0.055 R)
• M3: 1,397,394 km (0.09 R)
• M4: 1,989,801 km (0.103 R)
• M5: 2,740,035 km (0.089 R)
• M6: 6,390,821 km (0.098 R)
• M7: 10,136,153 km (0.095 R)
• M8: 10,473,945 km (0.107 R)
• M9: 13,091,908 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.3

Radius: 14

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.63 AU - 6.51 AU

Year: 8488 Days

Day: 11.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,293,179 km

• M1: 175,179 km (0.114 R)
• M2: 781,200 km (0.105 R)
• M3: 1,248,245 km (0.109 R)
• M4: 1,937,891 km (0.098 R)
• M5: 3,113,431 km (0.083 R)
• M6: 4,041,686 km (0.12 R)
• M7: 5,445,512 km (0.107 R)
• M8: 6,757,934 km (0.105 R)
• M9: 7,413,472 km (0.086 R)
• M10: 8,353,246 km (0.097 R)
• M11: 12,224,240 km (0.056 R)
• M12: 13,366,719 km (0.099 R)
• M13: 17,090,360 km (0.112 R)
• M14: 23,771,251 km (0.116 R)
• M15: 26,603,588 km (0.108 R)
• M16: 32,724,983 km (0.09 R)
• M17: 33,446,793 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.4

Radius: 7.3

Gravity: 18.45 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.47 AU - 7.99 AU

Year: 11273 Days

Day: 20.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,293,179 km

• M1: 91,255 km (0.087 R)
• M2: 348,713 km (0.112 R)
• M3: 601,982 km (0.086 R)
• M4: 1,293,722 km (0.099 R)
• M5: 2,707,123 km (0.061 R)
• M6: 3,174,616 km (0.071 R)
• M7: 4,772,770 km (0.053 R)
• M8: 9,146,414 km (0.115 R)
• M9: 9,609,419 km (0.105 R)
• M10: 9,873,310 km (0.1 R)
• M11: 10,638,204 km (0.116 R)
• M12: 12,596,290 km (0.04 R)
• M13: 13,627,169 km (0.11 R)
• M14: 13,960,623 km (0.097 R)
• M15: 14,713,250 km (0.098 R)
• M16: 17,995,876 km (0.088 R)
• M17: 18,397,397 km (0.109 R)
• M18: 21,646,213 km (0.089 R)
• M19: 21,917,883 km (0.106 R)
• M20: 22,283,650 km (0.111 R)
• M21: 24,077,179 km (0.117 R)
• M22: 25,058,691 km (0.059 R)
• M23: 27,841,959 km (0.092 R)
• M24: 31,864,496 km (0.097 R)
• M25: 33,528,174 km (0.074 R)
• M26: 36,641,605 km (0.079 R)
• M27: 40,214,750 km (0.047 R)
• M28: 40,488,365 km (0.052 R)
• M29: 42,438,223 km (0.105 R)
• M30: 54,459,310 km (0.064 R)
• M31: 55,807,186 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.5

Radius: 3.5

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.58 AU - 7.58 AU

Year: 12164 Days

Day: 19.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,293,179 km

• M1: 44,431 km (0.04 R)
• M2: 172,786 km (0.074 R)
• M3: 282,142 km (0.119 R)
• M4: 479,760 km (0.101 R)
• M5: 962,214 km (0.065 R)
• M6: 1,624,782 km (0.102 R)
• M7: 1,905,129 km (0.066 R)
• M8: 4,141,617 km (0.091 R)
• M9: 6,168,219 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.9

Radius: 3.4

Gravity: 29.58 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 10.31 AU - 12.01 AU

Year: 24072 Days

Day: 15.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 138.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,293,179 km

• M1: 42,336 km (0.069 R)
• M2: 175,628 km (0.098 R)
• M3: 316,699 km (0.12 R)
• M4: 1,160,730 km (0.068 R)
• M5: 1,400,685 km (0.093 R)
• M6: 3,443,593 km (0.04 R)
• M7: 4,476,118 km (0.04 R)
• M8: 4,991,333 km (0.095 R)
• M9: 9,364,677 km (0.084 R)
• M10: 9,528,636 km (0.105 R)
• M11: 9,805,991 km (0.119 R)
• M12: 13,846,779 km (0.106 R)
• M13: 14,059,657 km (0.109 R)
• M14: 15,763,576 km (0.085 R)
• M15: 16,151,484 km (0.087 R)
• M16: 20,477,854 km (0.091 R)
• M17: 24,573,395 km (0.112 R)
• M18: 26,921,782 km (0.088 R)
• M19: 32,430,874 km (0.106 R)
• M20: 36,448,175 km (0.042 R)
• M21: 38,505,744 km (0.057 R)
• M22: 54,235,062 km (0.037 R)
• M23: 54,410,840 km (0.114 R)
• M24: 55,651,754 km (0.119 R)
• M25: 63,496,068 km (0.048 R)
• M26: 65,466,571 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 12,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit