🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.58 AU - 0.68 AU

Year: 323 Days

Day: 47.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.7

Radius: 12

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.77 AU - 0.89 AU

Year: 488 Days

Day: 7.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,511,900 km

• M1: 149,299 km (0.066 R)
• M2: 593,604 km (0.088 R)
• M3: 974,331 km (0.081 R)
• M4: 1,428,061 km (0.12 R)
• M5: 1,885,831 km (0.068 R)
• M6: 2,413,163 km (0.1 R)
• M7: 2,800,771 km (0.081 R)
• M8: 3,300,129 km (0.112 R)
• M9: 3,691,028 km (0.12 R)
• M10: 4,209,534 km (0.117 R)
• M11: 4,686,004 km (0.067 R)
• M12: 5,166,063 km (0.104 R)
• M13: 5,577,158 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.7

Radius: 13.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.84 AU - 0.84 AU

Year: 497 Days

Day: 7.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 43,511,900 km

• M1: 171,589 km (0.118 R)
• M2: 669,450 km (0.08 R)
• M3: 1,525,150 km (0.103 R)
• M4: 2,026,902 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.1

Radius: 8.2

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.86 AU - 1.24 AU

Year: 695 Days

Day: 6.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,511,900 km

• M1: 102,325 km (0.08 R)
• M2: 372,349 km (0.116 R)
• M3: 676,182 km (0.059 R)
• M4: 991,086 km (0.1 R)
• M5: 1,338,751 km (0.085 R)
• M6: 1,912,310 km (0.066 R)
• M7: 2,321,759 km (0.037 R)
• M8: 2,810,346 km (0.096 R)
• M9: 3,067,953 km (0.06 R)
• M10: 3,775,701 km (0.099 R)
• M11: 4,757,212 km (0.077 R)
• M12: 5,059,699 km (0.032 R)
• M13: 6,286,701 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.9

Radius: 15

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.99 AU - 1.27 AU

Year: 776 Days

Day: 9.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,511,900 km

• M1: 186,549 km (0.079 R)
• M2: 686,505 km (0.103 R)
• M3: 1,159,982 km (0.081 R)
• M4: 2,271,943 km (0.07 R)
• M5: 3,048,505 km (0.079 R)
• M6: 3,550,107 km (0.065 R)
• M7: 4,432,286 km (0.027 R)
• M8: 5,851,820 km (0.093 R)
• M9: 6,415,953 km (0.045 R)
• M10: 7,629,641 km (0.11 R)
• M11: 9,018,657 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.1

Radius: 12.8

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.93 AU - 1.41 AU

Year: 817 Days

Day: 7.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,511,900 km

• M1: 159,172 km (0.116 R)
• M2: 587,022 km (0.068 R)
• M3: 1,018,761 km (0.12 R)
• M4: 1,528,741 km (0.094 R)
• M5: 2,815,133 km (0.056 R)
• M6: 3,925,448 km (0.112 R)
• M7: 4,453,229 km (0.064 R)
• M8: 5,478,573 km (0.083 R)
• M9: 5,883,535 km (0.066 R)
• M10: 6,577,220 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948

Radius: 10.3

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.35 AU - 1.51 AU

Year: 1104 Days

Day: 9.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,511,900 km

• M1: 128,953 km (0.11 R)
• M2: 530,474 km (0.095 R)
• M3: 924,365 km (0.088 R)
• M4: 2,345,695 km (0.098 R)
• M5: 3,083,960 km (0.071 R)
• M6: 3,499,992 km (0.063 R)
• M7: 4,142,066 km (0.096 R)
• M8: 7,364,554 km (0.101 R)
• M9: 8,250,173 km (0.044 R)
• M10: 9,447,704 km (0.07 R)
• M11: 10,200,480 km (0.05 R)
• M12: 10,857,963 km (0.116 R)
• M13: 12,257,302 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.9

Radius: 12.3

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.2 AU - 3.08 AU

Year: 2770 Days

Day: 8.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 43,511,900 km

• M1: 153,039 km (0.052 R)
• M2: 570,417 km (0.119 R)
• M3: 1,117,496 km (0.102 R)
• M4: 3,768,370 km (0.107 R)
• M5: 8,503,891 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.5

Radius: 8.5

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.17 AU - 6.27 AU

Year: 7701 Days

Day: 11.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,511,900 km

• M1: 105,766 km (0.062 R)
• M2: 374,743 km (0.094 R)
• M3: 861,085 km (0.056 R)
• M4: 1,688,810 km (0.103 R)
• M5: 2,104,543 km (0.116 R)
• M6: 2,991,359 km (0.064 R)
• M7: 3,413,524 km (0.075 R)
• M8: 3,724,987 km (0.101 R)
• M9: 4,432,884 km (0.115 R)
• M10: 4,775,164 km (0.097 R)
• M11: 5,353,061 km (0.063 R)
• M12: 6,148,921 km (0.095 R)
• M13: 7,251,906 km (0.081 R)
• M14: 8,395,433 km (0.05 R)
• M15: 10,780,172 km (0.069 R)
• M16: 11,295,686 km (0.115 R)
• M17: 12,600,329 km (0.108 R)
• M18: 15,312,240 km (0.112 R)
• M19: 15,963,888 km (0.055 R)
• M20: 20,736,808 km (0.087 R)
• M21: 23,275,484 km (0.057 R)
• M22: 23,789,652 km (0.037 R)
• M23: 25,558,647 km (0.102 R)
• M24: 28,568,705 km (0.097 R)
• M25: 30,361,636 km (0.107 R)
• M26: 33,297,793 km (0.044 R)
• M27: 34,060,443 km (0.086 R)
• M28: 38,762,603 km (0.068 R)
• M29: 39,727,959 km (0.101 R)
• M30: 40,957,204 km (0.108 R)
• M31: 41,958,612 km (0.119 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.2

Radius: 15

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.06 AU - 6.36 AU

Year: 8810 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,511,900 km

• M1: 186,549 km (0.079 R)
• M2: 831,465 km (0.083 R)
• M3: 1,391,709 km (0.088 R)
• M4: 1,889,421 km (0.09 R)
• M5: 3,283,224 km (0.111 R)
• M6: 7,123,103 km (0.096 R)
• M7: 10,313,576 km (0.115 R)
• M8: 10,865,892 km (0.109 R)
• M9: 11,332,338 km (0.065 R)
• M10: 12,084,815 km (0.109 R)
• M11: 13,100,884 km (0.102 R)
• M12: 14,856,864 km (0.116 R)
• M13: 16,290,311 km (0.117 R)
• M14: 17,671,996 km (0.117 R)
• M15: 18,391,413 km (0.043 R)
• M16: 20,667,694 km (0.043 R)
• M17: 21,224,796 km (0.09 R)
• M18: 25,591,558 km (0.101 R)
• M19: 34,254,621 km (0.063 R)
• M20: 37,098,477 km (0.04 R)
• M21: 38,040,943 km (0.118 R)
• M22: 42,736,671 km (0.064 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 17,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit