🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.83 AU - 1.29 AU

Year: 454 Days

Day: 15.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,940,272 km

• M1: 42,037 km (0.084 R)
• M2: 114,592 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.6

Radius: 9.8

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.29 AU - 3.51 AU

Year: 2610 Days

Day: 10 Hours

Environment

Temp: -151 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,940,272 km

• M1: 121,922 km (0.064 R)
• M2: 677,828 km (0.12 R)
• M3: 1,551,480 km (0.083 R)
• M4: 2,243,370 km (0.068 R)
• M5: 2,869,437 km (0.068 R)
• M6: 4,116,335 km (0.039 R)
• M7: 4,672,091 km (0.107 R)
• M8: 6,775,736 km (0.103 R)
• M9: 9,817,061 km (0.075 R)
• M10: 10,555,327 km (0.117 R)
• M11: 13,034,612 km (0.073 R)
• M12: 13,753,280 km (0.102 R)
• M13: 14,812,732 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.1

Radius: 8.1

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.59 AU - 4.81 AU

Year: 4241 Days

Day: 13.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,940,272 km

• M1: 100,829 km (0.074 R)
• M2: 691,142 km (0.051 R)
• M3: 1,151,754 km (0.108 R)
• M4: 1,541,307 km (0.076 R)
• M5: 1,909,018 km (0.1 R)
• M6: 2,770,553 km (0.096 R)
• M7: 3,455,112 km (0.099 R)
• M8: 3,912,882 km (0.076 R)
• M9: 5,614,857 km (0.118 R)
• M10: 5,897,148 km (0.112 R)
• M11: 12,366,059 km (0.112 R)
• M12: 14,939,741 km (0.09 R)
• M13: 17,549,476 km (0.054 R)
• M14: 18,400,538 km (0.079 R)
• M15: 19,599,116 km (0.094 R)
• M16: 21,390,700 km (0.104 R)
• M17: 24,093,485 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.8

Radius: 15

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.73 AU - 9.63 AU

Year: 9738 Days

Day: 10.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,940,272 km

• M1: 188,045 km (0.083 R)
• M2: 1,040,154 km (0.097 R)
• M3: 1,609,673 km (0.086 R)
• M4: 2,294,981 km (0.094 R)
• M5: 2,966,227 km (0.098 R)
• M6: 3,688,036 km (0.056 R)
• M7: 4,232,872 km (0.098 R)
• M8: 5,835,663 km (0.025 R)
• M9: 6,464,124 km (0.092 R)
• M10: 7,945,442 km (0.098 R)
• M11: 8,532,763 km (0.097 R)
• M12: 10,577,766 km (0.087 R)
• M13: 11,345,802 km (0.058 R)
• M14: 13,810,875 km (0.109 R)
• M15: 14,462,673 km (0.074 R)
• M16: 15,827,904 km (0.111 R)
• M17: 19,052,186 km (0.081 R)
• M18: 19,942,593 km (0.063 R)
• M19: 20,691,779 km (0.092 R)
• M20: 24,063,565 km (0.082 R)
• M21: 27,174,154 km (0.076 R)
• M22: 30,216,825 km (0.05 R)
• M23: 32,557,284 km (0.114 R)
• M24: 34,776,867 km (0.12 R)
• M25: 37,471,125 km (0.109 R)
• M26: 38,869,117 km (0.096 R)
• M27: 41,097,677 km (0.069 R)
• M28: 45,808,514 km (0.07 R)
• M29: 50,867,764 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.9

Radius: 13.1

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.73 AU - 11.59 AU

Year: 13480 Days

Day: 11.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,940,272 km

• M1: 163,062 km (0.072 R)
• M2: 603,777 km (0.108 R)
• M3: 1,043,296 km (0.107 R)
• M4: 1,692,700 km (0.066 R)
• M5: 2,290,493 km (0.093 R)
• M6: 2,718,493 km (0.037 R)
• M7: 4,763,645 km (0.091 R)
• M8: 5,697,734 km (0.112 R)
• M9: 6,603,100 km (0.076 R)
• M10: 7,642,506 km (0.052 R)
• M11: 8,523,937 km (0.044 R)
• M12: 11,848,600 km (0.09 R)
• M13: 12,971,482 km (0.071 R)
• M14: 14,914,010 km (0.097 R)
• M15: 20,371,340 km (0.101 R)
• M16: 25,634,493 km (0.114 R)
• M17: 27,413,062 km (0.089 R)
• M18: 43,652,659 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.2

Radius: 6.1

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.29 AU - 11.39 AU

Year: 15895 Days

Day: 23.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,940,272 km

• M1: 75,846 km (0.049 R)
• M2: 312,959 km (0.064 R)
• M3: 1,485,058 km (0.076 R)
• M4: 3,519,888 km (0.086 R)
• M5: 4,000,247 km (0.09 R)
• M6: 4,494,967 km (0.112 R)
• M7: 5,029,480 km (0.116 R)
• M8: 7,597,328 km (0.086 R)
• M9: 8,139,321 km (0.05 R)
• M10: 8,441,658 km (0.09 R)
• M11: 8,977,518 km (0.065 R)
• M12: 10,215,590 km (0.114 R)
• M13: 11,189,622 km (0.068 R)
• M14: 11,455,906 km (0.11 R)
• M15: 15,183,885 km (0.105 R)
• M16: 16,655,778 km (0.11 R)
• M17: 18,887,629 km (0.108 R)
• M18: 19,341,509 km (0.107 R)
• M19: 23,497,637 km (0.116 R)
• M20: 24,022,725 km (0.095 R)
• M21: 27,530,945 km (0.03 R)
• M22: 31,789,398 km (0.039 R)
• M23: 33,082,223 km (0.046 R)
• M24: 38,242,751 km (0.113 R)
• M25: 39,581,053 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.1

Radius: 8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 12.09 AU - 13.05 AU

Year: 18550 Days

Day: 21.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,940,272 km

• M1: 100,081 km (0.101 R)
• M2: 427,700 km (0.096 R)
• M3: 1,037,012 km (0.109 R)
• M4: 1,823,149 km (0.03 R)
• M5: 2,893,522 km (0.105 R)
• M6: 3,393,628 km (0.112 R)
• M7: 4,166,899 km (0.081 R)
• M8: 4,420,467 km (0.078 R)
• M9: 5,021,103 km (0.039 R)
• M10: 6,722,480 km (0.074 R)
• M11: 7,112,032 km (0.03 R)
• M12: 7,808,710 km (0.099 R)
• M13: 11,544,019 km (0.101 R)
• M14: 21,687,353 km (0.106 R)
• M15: 23,234,943 km (0.048 R)
• M16: 24,397,468 km (0.085 R)
• M17: 35,128,722 km (0.091 R)
• M18: 36,658,360 km (0.091 R)
• M19: 42,956,131 km (0.116 R)
• M20: 44,432,213 km (0.107 R)
• M21: 45,251,411 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.6

Radius: 7.8

Gravity: 15.62 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 13.24 AU - 15.54 AU

Year: 22721 Days

Day: 18.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,940,272 km

• M1: 99,782 km (0.079 R)
• M2: 489,484 km (0.078 R)
• M3: 857,794 km (0.089 R)
• M4: 1,176,737 km (0.093 R)
• M5: 1,873,863 km (0.092 R)
• M6: 2,589,240 km (0.075 R)
• M7: 3,236,550 km (0.112 R)
• M8: 3,693,123 km (0.115 R)
• M9: 4,088,659 km (0.088 R)
• M10: 4,403,713 km (0.118 R)
• M11: 4,659,824 km (0.05 R)
• M12: 5,488,746 km (0.113 R)
• M13: 6,274,583 km (0.11 R)
• M14: 7,334,185 km (0.068 R)
• M15: 9,865,381 km (0.066 R)
• M16: 10,433,554 km (0.091 R)
• M17: 11,360,761 km (0.112 R)
• M18: 12,559,040 km (0.103 R)
• M19: 13,995,629 km (0.066 R)
• M20: 18,862,945 km (0.107 R)
• M21: 19,151,519 km (0.066 R)
• M22: 19,443,235 km (0.08 R)
• M23: 21,778,608 km (0.101 R)
• M24: 25,330,211 km (0.06 R)
• M25: 25,799,649 km (0.071 R)
• M26: 26,155,393 km (0.111 R)
• M27: 30,818,059 km (0.073 R)
• M28: 37,806,374 km (0.106 R)
• M29: 43,064,739 km (0.102 R)
• M30: 59,220,262 km (0.086 R)
• M31: 63,863,630 km (0.085 R)
• M32: 68,743,962 km (0.1 R)
• M33: 69,199,637 km (0.085 R)
• M34: 70,578,630 km (0.068 R)
• M35: 79,991,328 km (0.066 R)
• M36: 83,823,576 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518

Radius: 6.4

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 12.66 AU - 17.06 AU

Year: 23844 Days

Day: 20.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,940,272 km

• M1: 80,184 km (0.112 R)
• M2: 312,061 km (0.073 R)
• M3: 1,252,882 km (0.117 R)
• M4: 1,734,438 km (0.119 R)
• M5: 4,592,505 km (0.11 R)
• M6: 5,807,090 km (0.103 R)
• M7: 6,532,789 km (0.029 R)
• M8: 7,127,441 km (0.104 R)
• M9: 7,757,547 km (0.036 R)
• M10: 14,048,287 km (0.061 R)
• M11: 15,271,100 km (0.058 R)
• M12: 18,014,576 km (0.092 R)
• M13: 20,778,695 km (0.066 R)
• M14: 23,707,523 km (0.102 R)
• M15: 24,131,932 km (0.108 R)
• M16: 25,325,424 km (0.048 R)
• M17: 28,182,892 km (0.075 R)
• M18: 29,020,042 km (0.096 R)
• M19: 41,611,396 km (0.112 R)
• M20: 45,899,020 km (0.108 R)
• M21: 46,558,298 km (0.118 R)
• M22: 47,895,853 km (0.11 R)
• M23: 51,351,115 km (0.064 R)
• M24: 56,274,381 km (0.091 R)
• M25: 67,257,856 km (0.075 R)
• M26: 72,690,503 km (0.076 R)
• M27: 76,316,606 km (0.087 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 13,473 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit