🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.51 AU - 0.57 AU

Year: 256 Days

Day: 23.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.9

Radius: 13.5

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.15 AU - 1.47 AU

Year: 968 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,818,030 km

• M1: 167,849 km (0.119 R)
• M2: 666,010 km (0.106 R)
• M3: 1,136,196 km (0.067 R)
• M4: 1,609,673 km (0.092 R)
• M5: 2,248,306 km (0.084 R)
• M6: 2,676,007 km (0.063 R)
• M7: 3,131,682 km (0.081 R)
• M8: 3,580,475 km (0.076 R)
• M9: 4,402,665 km (0.094 R)
• M10: 5,005,994 km (0.108 R)
• M11: 5,785,997 km (0.113 R)
• M12: 6,804,459 km (0.077 R)
• M13: 7,990,172 km (0.088 R)
• M14: 8,565,525 km (0.092 R)
• M15: 9,281,052 km (0.112 R)
• M16: 9,770,237 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.9

Radius: 9.6

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.29 AU - 1.51 AU

Year: 1070 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,818,030 km

• M1: 147,653 km (0.07 R)
• M2: 664,215 km (0.12 R)
• M3: 1,008,589 km (0.101 R)
• M4: 1,368,821 km (0.085 R)
• M5: 2,251,149 km (0.1 R)
• M6: 2,915,363 km (0.098 R)
• M7: 4,929,250 km (0.063 R)
• M8: 5,507,446 km (0.071 R)
• M9: 6,026,550 km (0.056 R)
• M10: 6,383,341 km (0.102 R)
• M11: 6,933,861 km (0.087 R)
• M12: 8,670,992 km (0.106 R)
• M13: 9,374,251 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.9

Radius: 10.3

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.25 AU - 2.57 AU

Year: 2416 Days

Day: 7.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,818,030 km

• M1: 128,205 km (0.039 R)
• M2: 504,145 km (0.106 R)
• M3: 860,786 km (0.107 R)
• M4: 1,326,634 km (0.098 R)
• M5: 1,679,087 km (0.105 R)
• M6: 2,985,375 km (0.062 R)
• M7: 3,869,798 km (0.077 R)
• M8: 5,013,473 km (0.066 R)
• M9: 5,449,402 km (0.088 R)
• M10: 5,963,121 km (0.112 R)
• M11: 6,736,542 km (0.046 R)
• M12: 7,955,615 km (0.111 R)
• M13: 9,316,058 km (0.117 R)
• M14: 11,932,824 km (0.112 R)
• M15: 13,478,469 km (0.1 R)
• M16: 15,656,464 km (0.066 R)
• M17: 16,484,489 km (0.11 R)
• M18: 17,670,351 km (0.07 R)
• M19: 18,453,945 km (0.074 R)
• M20: 19,027,802 km (0.027 R)
• M21: 20,271,559 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.3

Radius: 8.7

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.67 AU - 2.77 AU

Year: 2896 Days

Day: 12.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,818,030 km

• M1: 108,159 km (0.111 R)
• M2: 464,651 km (0.103 R)
• M3: 848,669 km (0.111 R)
• M4: 1,578,856 km (0.081 R)
• M5: 2,064,451 km (0.088 R)
• M6: 2,506,662 km (0.076 R)
• M7: 4,135,184 km (0.057 R)
• M8: 4,627,810 km (0.077 R)
• M9: 5,059,550 km (0.106 R)
• M10: 6,031,487 km (0.099 R)
• M11: 6,343,099 km (0.052 R)
• M12: 7,154,069 km (0.104 R)
• M13: 7,471,516 km (0.039 R)
• M14: 8,134,384 km (0.031 R)
• M15: 9,127,714 km (0.06 R)
• M16: 10,002,562 km (0.08 R)
• M17: 11,482,235 km (0.112 R)
• M18: 12,050,856 km (0.117 R)
• M19: 13,291,771 km (0.055 R)
• M20: 13,918,735 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.8

Radius: 11.1

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.56 AU - 6.1 AU

Year: 7945 Days

Day: 6 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,818,030 km

• M1: 147,952 km (0.115 R)
• M2: 510,428 km (0.12 R)
• M3: 918,082 km (0.12 R)
• M4: 1,310,777 km (0.12 R)
• M5: 2,150,918 km (0.12 R)
• M6: 2,821,266 km (0.112 R)
• M7: 4,216,117 km (0.1 R)
• M8: 6,060,808 km (0.087 R)
• M9: 6,780,823 km (0.064 R)
• M10: 8,050,609 km (0.104 R)
• M11: 8,653,489 km (0.074 R)
• M12: 9,102,282 km (0.077 R)
• M13: 10,695,051 km (0.04 R)
• M14: 13,214,728 km (0.027 R)
• M15: 14,054,271 km (0.111 R)
• M16: 14,738,532 km (0.03 R)
• M17: 15,707,328 km (0.112 R)
• M18: 16,173,624 km (0.113 R)
• M19: 22,431,453 km (0.072 R)
• M20: 22,853,169 km (0.102 R)
• M21: 24,682,302 km (0.076 R)
• M22: 28,630,040 km (0.116 R)
• M23: 29,527,478 km (0.054 R)
• M24: 31,378,901 km (0.081 R)
• M25: 33,966,047 km (0.085 R)
• M26: 38,709,347 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.5

Radius: 3.7

Gravity: 41.6 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.85 AU - 9.29 AU

Year: 14802 Days

Day: 21.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 44,818,030 km

• M1: 46,076 km (0.054 R)
• M2: 294,708 km (0.087 R)
• M3: 428,448 km (0.038 R)
• M4: 834,607 km (0.091 R)
• M5: 1,050,626 km (0.119 R)
• M6: 1,547,740 km (0.1 R)
• M7: 2,148,076 km (0.054 R)
• M8: 3,789,613 km (0.07 R)
• M9: 4,077,440 km (0.051 R)
• M10: 4,379,777 km (0.098 R)
• M11: 6,760,627 km (0.052 R)
• M12: 7,313,989 km (0.054 R)
• M13: 8,035,799 km (0.07 R)
• M14: 9,991,791 km (0.035 R)
• M15: 12,243,539 km (0.091 R)
• M16: 16,862,822 km (0.045 R)
• M17: 18,115,704 km (0.067 R)
• M18: 18,357,304 km (0.066 R)
• M19: 18,764,809 km (0.053 R)
• M20: 20,542,331 km (0.106 R)
• M21: 24,135,522 km (0.051 R)
• M22: 26,028,683 km (0.118 R)
• M23: 27,063,751 km (0.104 R)
• M24: 27,273,936 km (0.046 R)
• M25: 28,125,896 km (0.096 R)
• M26: 28,341,616 km (0.099 R)
• M27: 28,558,383 km (0.095 R)
• M28: 28,885,703 km (0.11 R)
• M29: 30,219,967 km (0.077 R)
• M30: 40,866,698 km (0.116 R)
• M31: 43,259,067 km (0.109 R)
• M32: 55,607,025 km (0.111 R)
• M33: 57,320,070 km (0.111 R)
• M34: 57,493,304 km (0.082 R)
• M35: 58,364,562 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.3

Radius: 5.6

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 10.39 AU - 11.51 AU

Year: 23396 Days

Day: 21.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,818,030 km

• M1: 73,453 km (0.095 R)
• M2: 371,751 km (0.076 R)
• M3: 559,197 km (0.064 R)
• M4: 743,950 km (0.09 R)
• M5: 970,142 km (0.08 R)
• M6: 1,253,780 km (0.073 R)
• M7: 4,257,107 km (0.075 R)
• M8: 5,018,410 km (0.099 R)
• M9: 5,366,524 km (0.086 R)
• M10: 8,800,544 km (0.073 R)
• M11: 9,638,890 km (0.106 R)
• M12: 13,288,629 km (0.119 R)
• M13: 14,898,153 km (0.089 R)
• M14: 16,563,925 km (0.095 R)
• M15: 22,638,795 km (0.105 R)
• M16: 24,293,946 km (0.117 R)
• M17: 26,027,935 km (0.079 R)
• M18: 30,877,300 km (0.032 R)
• M19: 38,435,732 km (0.085 R)
• M20: 44,550,096 km (0.119 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: 391 - 16,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit