🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.63 AU - 0.67 AU

Year: 333 Days

Day: 25.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 9.9

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.21 AU - 1.71 AU

Year: 1122 Days

Day: 11.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,119,647 km

• M1: 123,119 km (0.115 R)
• M2: 481,705 km (0.058 R)
• M3: 888,312 km (0.073 R)
• M4: 1,202,767 km (0.116 R)
• M5: 1,619,995 km (0.087 R)
• M6: 2,026,154 km (0.119 R)
• M7: 2,936,756 km (0.11 R)
• M8: 3,545,918 km (0.075 R)
• M9: 4,185,300 km (0.109 R)
• M10: 4,765,590 km (0.074 R)
• M11: 5,650,162 km (0.118 R)
• M12: 7,028,258 km (0.087 R)
• M13: 7,559,779 km (0.093 R)
• M14: 8,505,237 km (0.097 R)
• M15: 9,467,002 km (0.073 R)
• M16: 10,115,808 km (0.076 R)
• M17: 10,662,588 km (0.105 R)
• M18: 11,228,816 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449

Radius: 13.9

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.37 AU - 1.75 AU

Year: 1239 Days

Day: 5.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,119,647 km

• M1: 172,935 km (0.042 R)
• M2: 809,474 km (0.109 R)
• M3: 1,498,821 km (0.063 R)
• M4: 2,230,803 km (0.076 R)
• M5: 2,827,549 km (0.055 R)
• M6: 3,515,251 km (0.095 R)
• M7: 4,346,117 km (0.094 R)
• M8: 5,927,666 km (0.075 R)
• M9: 6,599,360 km (0.09 R)
• M10: 7,082,861 km (0.116 R)
• M11: 7,764,578 km (0.112 R)
• M12: 8,225,489 km (0.104 R)
• M13: 8,677,724 km (0.116 R)
• M14: 9,202,812 km (0.081 R)
• M15: 9,719,822 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.6

Radius: 8.3

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.74 AU - 1.78 AU

Year: 1485 Days

Day: 7.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,119,647 km

• M1: 103,223 km (0.097 R)
• M2: 451,786 km (0.116 R)
• M3: 781,200 km (0.116 R)
• M4: 1,186,012 km (0.092 R)
• M5: 1,473,240 km (0.068 R)
• M6: 1,797,119 km (0.061 R)
• M7: 2,616,467 km (0.102 R)
• M8: 3,125,249 km (0.099 R)
• M9: 3,904,504 km (0.038 R)
• M10: 4,569,617 km (0.096 R)
• M11: 5,548,884 km (0.091 R)
• M12: 5,889,219 km (0.083 R)
• M13: 7,098,868 km (0.085 R)
• M14: 7,445,935 km (0.113 R)
• M15: 7,860,471 km (0.119 R)
• M16: 8,319,437 km (0.118 R)
• M17: 9,010,429 km (0.069 R)
• M18: 9,674,345 km (0.049 R)
• M19: 10,268,847 km (0.112 R)
• M20: 11,241,981 km (0.111 R)
• M21: 13,613,257 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418

Radius: 9.1

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.25 AU - 3.27 AU

Year: 2915 Days

Day: 7.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,119,647 km

• M1: 120,426 km (0.057 R)
• M2: 421,716 km (0.041 R)
• M3: 836,252 km (0.102 R)
• M4: 1,216,231 km (0.1 R)
• M5: 1,515,576 km (0.117 R)
• M6: 2,610,632 km (0.108 R)
• M7: 2,972,659 km (0.064 R)
• M8: 4,184,701 km (0.042 R)
• M9: 4,835,302 km (0.056 R)
• M10: 5,551,727 km (0.119 R)
• M11: 10,830,138 km (0.033 R)
• M12: 11,215,203 km (0.107 R)
• M13: 13,631,208 km (0.044 R)
• M14: 15,008,107 km (0.098 R)
• M15: 17,610,512 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.3

Radius: 11.7

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.59 AU - 4.27 AU

Year: 4039 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,119,647 km

• M1: 147,354 km (0.114 R)
• M2: 661,522 km (0.041 R)
• M3: 1,194,240 km (0.094 R)
• M4: 1,707,809 km (0.105 R)
• M5: 2,104,543 km (0.048 R)
• M6: 2,606,892 km (0.111 R)
• M7: 3,537,990 km (0.081 R)
• M8: 5,997,229 km (0.053 R)
• M9: 6,842,457 km (0.104 R)
• M10: 9,712,343 km (0.107 R)
• M11: 10,760,575 km (0.067 R)
• M12: 13,125,568 km (0.117 R)
• M13: 15,370,134 km (0.039 R)
• M14: 16,376,928 km (0.088 R)
• M15: 18,023,701 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.6

Radius: 10

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.25 AU - 3.69 AU

Year: 4110 Days

Day: 7.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,119,647 km

• M1: 125,213 km (0.115 R)
• M2: 790,924 km (0.111 R)
• M3: 1,107,323 km (0.05 R)
• M4: 1,669,811 km (0.094 R)
• M5: 2,360,804 km (0.11 R)
• M6: 2,721,335 km (0.11 R)
• M7: 3,086,802 km (0.071 R)
• M8: 3,824,320 km (0.08 R)
• M9: 4,528,627 km (0.109 R)
• M10: 4,911,896 km (0.092 R)
• M11: 5,527,791 km (0.061 R)
• M12: 6,117,655 km (0.117 R)
• M13: 8,391,094 km (0.05 R)
• M14: 8,807,425 km (0.114 R)
• M15: 9,204,159 km (0.087 R)
• M16: 10,502,668 km (0.037 R)
• M17: 10,986,767 km (0.091 R)
• M18: 14,031,383 km (0.112 R)
• M19: 15,317,176 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.8

Radius: 9.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.24 AU - 4.06 AU

Year: 4434 Days

Day: 9.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,119,647 km

• M1: 119,379 km (0.115 R)
• M2: 831,914 km (0.1 R)
• M3: 1,142,629 km (0.117 R)
• M4: 1,479,074 km (0.071 R)
• M5: 2,186,672 km (0.114 R)
• M6: 2,539,573 km (0.088 R)
• M7: 2,964,731 km (0.068 R)
• M8: 4,579,340 km (0.1 R)
• M9: 6,473,249 km (0.069 R)
• M10: 7,692,921 km (0.059 R)
• M11: 8,948,945 km (0.112 R)
• M12: 9,320,845 km (0.111 R)
• M13: 14,024,202 km (0.094 R)
• M14: 15,621,159 km (0.027 R)
• M15: 20,233,411 km (0.118 R)
• M16: 20,552,653 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.1

Radius: 4.7

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.42 AU - 8.88 AU

Year: 14793 Days

Day: 19.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 84,119,647 km

• M1: 58,493 km (0.047 R)
• M2: 312,061 km (0.112 R)
• M3: 482,154 km (0.107 R)
• M4: 929,152 km (0.104 R)
• M5: 1,084,285 km (0.087 R)
• M6: 1,343,538 km (0.071 R)
• M7: 1,762,861 km (0.052 R)
• M8: 2,036,625 km (0.102 R)
• M9: 2,529,102 km (0.097 R)
• M10: 2,813,936 km (0.114 R)
• M11: 3,030,254 km (0.092 R)
• M12: 3,447,483 km (0.078 R)
• M13: 4,062,330 km (0.077 R)
• M14: 4,899,330 km (0.088 R)
• M15: 5,374,603 km (0.102 R)
• M16: 5,742,165 km (0.065 R)
• M17: 6,791,893 km (0.106 R)
• M18: 7,627,696 km (0.082 R)
• M19: 8,091,898 km (0.06 R)
• M20: 8,352,797 km (0.06 R)
• M21: 8,664,409 km (0.11 R)
• M22: 11,119,610 km (0.105 R)
• M23: 11,660,855 km (0.103 R)
• M24: 12,162,756 km (0.079 R)
• M25: 14,569,187 km (0.1 R)
• M26: 14,761,570 km (0.068 R)
• M27: 15,282,619 km (0.075 R)
• M28: 16,224,188 km (0.114 R)
• M29: 16,430,783 km (0.082 R)
• M30: 17,635,195 km (0.05 R)
• M31: 19,049,643 km (0.094 R)
• M32: 21,516,961 km (0.042 R)
• M33: 27,560,416 km (0.099 R)
• M34: 29,459,860 km (0.096 R)
• M35: 30,181,071 km (0.078 R)
• M36: 33,184,099 km (0.097 R)
• M37: 36,145,538 km (0.092 R)
• M38: 41,165,594 km (0.075 R)
• M39: 42,718,270 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.4

Radius: 5

Gravity: 38.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.48 AU - 11.24 AU

Year: 19686 Days

Day: 22.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,119,647 km

• M1: 62,831 km (0.105 R)
• M2: 222,452 km (0.086 R)
• M3: 797,057 km (0.068 R)
• M4: 1,298,360 km (0.065 R)
• M5: 1,829,432 km (0.11 R)
• M6: 2,494,395 km (0.036 R)
• M7: 3,395,273 km (0.06 R)
• M8: 5,401,680 km (0.058 R)
• M9: 7,824,567 km (0.025 R)
• M10: 14,123,685 km (0.095 R)
• M11: 16,462,797 km (0.112 R)
• M12: 17,947,556 km (0.038 R)
• M13: 18,584,095 km (0.066 R)
• M14: 18,768,698 km (0.115 R)
• M15: 19,329,840 km (0.071 R)
• M16: 22,722,869 km (0.115 R)
• M17: 25,799,050 km (0.098 R)
• M18: 28,158,807 km (0.101 R)
• M19: 31,305,898 km (0.055 R)
• M20: 33,166,746 km (0.097 R)
• M21: 36,094,376 km (0.087 R)
• M22: 43,748,401 km (0.113 R)
• M23: 48,125,186 km (0.102 R)
• M24: 60,932,410 km (0.058 R)
• M25: 78,692,968 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 14,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit