🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.49 AU - 0.51 AU

Year: 232 Days

Day: 12.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,633,346 km

• M1: 36,801 km (0.072 R)
• M2: 175,030 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 14.5

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.75 AU - 2.27 AU

Year: 1869 Days

Day: 11 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,633,346 km

• M1: 219,759 km (0.059 R)
• M2: 1,254,528 km (0.098 R)
• M3: 2,777,733 km (0.116 R)
• M4: 3,735,608 km (0.075 R)
• M5: 4,206,692 km (0.041 R)
• M6: 4,738,064 km (0.085 R)
• M7: 5,292,174 km (0.092 R)
• M8: 5,913,155 km (0.119 R)
• M9: 7,083,609 km (0.042 R)
• M10: 7,926,892 km (0.069 R)
• M11: 8,711,084 km (0.1 R)
• M12: 9,349,119 km (0.084 R)
• M13: 10,086,636 km (0.119 R)
• M14: 10,862,900 km (0.075 R)
• M15: 11,907,991 km (0.109 R)
• M16: 12,614,691 km (0.071 R)
• M17: 14,328,933 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751

Radius: 10.8

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.45 AU - 3.77 AU

Year: 3598 Days

Day: 9.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,633,346 km

• M1: 135,536 km (0.101 R)
• M2: 581,487 km (0.117 R)
• M3: 1,044,343 km (0.063 R)
• M4: 1,690,306 km (0.117 R)
• M5: 2,415,557 km (0.118 R)
• M6: 3,114,029 km (0.104 R)
• M7: 4,006,829 km (0.106 R)
• M8: 4,619,582 km (0.117 R)
• M9: 5,112,956 km (0.035 R)
• M10: 6,089,830 km (0.05 R)
• M11: 6,995,346 km (0.114 R)
• M12: 8,197,664 km (0.102 R)
• M13: 9,455,034 km (0.038 R)
• M14: 11,007,860 km (0.048 R)
• M15: 13,596,502 km (0.096 R)
• M16: 17,784,045 km (0.054 R)
• M17: 22,551,131 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.9

Radius: 8.1

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.65 AU - 4.13 AU

Year: 5033 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,633,346 km

• M1: 100,679 km (0.114 R)
• M2: 449,392 km (0.11 R)
• M3: 736,620 km (0.099 R)
• M4: 1,019,659 km (0.116 R)
• M5: 1,590,076 km (0.031 R)
• M6: 1,922,931 km (0.077 R)
• M7: 2,668,078 km (0.098 R)
• M8: 3,005,421 km (0.096 R)
• M9: 3,371,038 km (0.106 R)
• M10: 3,844,665 km (0.068 R)
• M11: 4,559,444 km (0.051 R)
• M12: 5,019,607 km (0.111 R)
• M13: 5,359,793 km (0.072 R)
• M14: 6,445,574 km (0.084 R)
• M15: 7,115,623 km (0.08 R)
• M16: 8,189,735 km (0.07 R)
• M17: 9,224,205 km (0.118 R)
• M18: 9,885,278 km (0.101 R)
• M19: 11,887,346 km (0.082 R)
• M20: 14,580,257 km (0.11 R)
• M21: 15,680,849 km (0.077 R)
• M22: 17,269,429 km (0.106 R)
• M23: 19,313,983 km (0.047 R)
• M24: 20,211,720 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.3

Radius: 9.9

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.77 AU - 4.93 AU

Year: 5952 Days

Day: 13.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,633,346 km

• M1: 123,269 km (0.075 R)
• M2: 471,383 km (0.035 R)
• M3: 869,912 km (0.094 R)
• M4: 1,282,503 km (0.108 R)
• M5: 1,666,221 km (0.06 R)
• M6: 2,007,454 km (0.116 R)
• M7: 3,493,858 km (0.09 R)
• M8: 4,738,064 km (0.045 R)
• M9: 5,146,765 km (0.08 R)
• M10: 6,450,062 km (0.105 R)
• M11: 7,196,406 km (0.102 R)
• M12: 7,663,749 km (0.088 R)
• M13: 8,540,393 km (0.071 R)
• M14: 9,271,926 km (0.065 R)
• M15: 13,248,836 km (0.059 R)
• M16: 14,284,502 km (0.115 R)
• M17: 15,609,491 km (0.064 R)
• M18: 16,951,982 km (0.091 R)
• M19: 17,586,875 km (0.092 R)
• M20: 19,865,101 km (0.066 R)
• M21: 23,328,591 km (0.106 R)
• M22: 23,640,802 km (0.093 R)
• M23: 24,755,456 km (0.071 R)
• M24: 29,023,034 km (0.04 R)
• M25: 31,141,340 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.8

Radius: 9.9

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.17 AU - 4.97 AU

Year: 6409 Days

Day: 13.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,633,346 km

• M1: 133,292 km (0.046 R)
• M2: 501,751 km (0.108 R)
• M3: 902,374 km (0.103 R)
• M4: 1,435,541 km (0.089 R)
• M5: 1,949,559 km (0.029 R)
• M6: 2,582,807 km (0.117 R)
• M7: 4,256,658 km (0.084 R)
• M8: 4,885,866 km (0.104 R)
• M9: 6,273,387 km (0.095 R)
• M10: 6,908,130 km (0.042 R)
• M11: 7,939,907 km (0.115 R)
• M12: 10,823,256 km (0.086 R)
• M13: 13,386,765 km (0.093 R)
• M14: 14,389,520 km (0.104 R)
• M15: 16,868,506 km (0.09 R)
• M16: 20,227,726 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.2

Radius: 3.5

Gravity: 44.42 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.37 AU - 7.79 AU

Year: 12358 Days

Day: 23.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,633,346 km

• M1: 43,832 km (0.066 R)
• M2: 186,698 km (0.082 R)
• M3: 346,469 km (0.115 R)
• M4: 602,431 km (0.085 R)
• M5: 794,664 km (0.106 R)
• M6: 941,270 km (0.073 R)
• M7: 2,610,034 km (0.052 R)
• M8: 2,981,336 km (0.081 R)
• M9: 3,239,691 km (0.119 R)
• M10: 3,828,060 km (0.118 R)
• M11: 4,161,813 km (0.075 R)
• M12: 4,855,199 km (0.107 R)
• M13: 6,016,378 km (0.111 R)
• M14: 7,184,587 km (0.067 R)
• M15: 7,435,164 km (0.096 R)
• M16: 8,131,691 km (0.081 R)
• M17: 8,588,563 km (0.103 R)
• M18: 8,823,282 km (0.114 R)
• M19: 11,076,974 km (0.091 R)
• M20: 11,243,327 km (0.03 R)
• M21: 20,826,716 km (0.117 R)
• M22: 21,679,574 km (0.103 R)
• M23: 24,377,422 km (0.118 R)
• M24: 28,726,232 km (0.074 R)
• M25: 32,989,322 km (0.112 R)
• M26: 37,157,568 km (0.091 R)
• M27: 45,946,592 km (0.094 R)
• M28: 47,680,282 km (0.03 R)
• M29: 49,607,402 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.1

Radius: 4.5

Gravity: 19.66 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.88 AU - 9.72 AU

Year: 14291 Days

Day: 22.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,633,346 km

• M1: 55,950 km (0.069 R)
• M2: 327,619 km (0.086 R)
• M3: 525,388 km (0.087 R)
• M4: 672,742 km (0.12 R)
• M5: 848,070 km (0.107 R)
• M6: 2,192,357 km (0.058 R)
• M7: 2,362,450 km (0.053 R)
• M8: 2,582,358 km (0.117 R)
• M9: 3,133,028 km (0.084 R)
• M10: 3,865,609 km (0.088 R)
• M11: 4,058,441 km (0.073 R)
• M12: 5,252,232 km (0.118 R)
• M13: 7,518,041 km (0.09 R)
• M14: 9,006,390 km (0.109 R)
• M15: 12,671,538 km (0.106 R)
• M16: 13,849,621 km (0.078 R)
• M17: 14,106,630 km (0.069 R)
• M18: 15,439,697 km (0.082 R)
• M19: 17,221,408 km (0.066 R)
• M20: 17,970,893 km (0.119 R)
• M21: 19,135,512 km (0.088 R)
• M22: 20,267,071 km (0.099 R)
• M23: 22,134,202 km (0.118 R)
• M24: 23,199,339 km (0.113 R)
• M25: 25,720,362 km (0.083 R)
• M26: 27,297,273 km (0.111 R)
• M27: 29,995,271 km (0.094 R)
• M28: 34,367,418 km (0.1 R)
• M29: 35,075,614 km (0.112 R)
• M30: 40,700,494 km (0.116 R)
• M31: 49,393,477 km (0.091 R)
• M32: 50,749,881 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.9

Radius: 3

Gravity: 64.1 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.87 AU - 11.23 AU

Year: 17860 Days

Day: 20.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,633,346 km

• M1: 37,549 km (0.064 R)
• M2: 180,265 km (0.115 R)
• M3: 479,760 km (0.06 R)
• M4: 826,678 km (0.065 R)
• M5: 1,065,436 km (0.056 R)
• M6: 1,348,176 km (0.087 R)
• M7: 2,608,837 km (0.112 R)
• M8: 2,917,158 km (0.112 R)
• M9: 4,204,299 km (0.099 R)
• M10: 4,461,308 km (0.074 R)
• M11: 4,660,871 km (0.101 R)
• M12: 9,240,062 km (0.038 R)
• M13: 9,509,637 km (0.12 R)
• M14: 9,618,993 km (0.12 R)
• M15: 11,732,662 km (0.11 R)
• M16: 12,830,411 km (0.069 R)
• M17: 21,069,813 km (0.084 R)
• M18: 22,781,961 km (0.041 R)
• M19: 22,977,784 km (0.074 R)
• M20: 23,772,149 km (0.052 R)
• M21: 25,310,763 km (0.109 R)
• M22: 29,502,794 km (0.075 R)
• M23: 31,277,324 km (0.057 R)
• M24: 33,499,152 km (0.113 R)
• M25: 44,194,203 km (0.104 R)
• M26: 53,604,358 km (0.081 R)
• M27: 53,950,677 km (0.1 R)
• M28: 54,647,803 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 13,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit