🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.56 AU - 0.65 AU

Year: 300 Days

Day: 29.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 15

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.97 AU - 1.51 AU

Year: 892 Days

Day: 9.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,425,906 km

• M1: 186,549 km (0.034 R)
• M2: 679,174 km (0.084 R)
• M3: 1,261,110 km (0.12 R)
• M4: 1,806,394 km (0.086 R)
• M5: 2,687,975 km (0.053 R)
• M6: 4,066,669 km (0.075 R)
• M7: 4,574,852 km (0.089 R)
• M8: 5,233,831 km (0.081 R)
• M9: 6,035,376 km (0.061 R)
• M10: 6,593,077 km (0.085 R)
• M11: 7,095,128 km (0.115 R)
• M12: 7,693,669 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.1

Radius: 13.1

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.22 AU - 1.64 AU

Year: 1104 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 40,425,906 km

• M1: 163,062 km (0.094 R)
• M2: 685,757 km (0.118 R)
• M3: 1,194,539 km (0.099 R)
• M4: 2,218,985 km (0.055 R)
• M5: 4,162,561 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.8

Radius: 11.6

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.82 AU - 1.9 AU

Year: 1638 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,425,906 km

• M1: 144,212 km (0.071 R)
• M2: 572,960 km (0.073 R)
• M3: 1,027,438 km (0.078 R)
• M4: 1,441,226 km (0.092 R)
• M5: 2,087,638 km (0.113 R)
• M6: 5,078,848 km (0.076 R)
• M7: 6,806,853 km (0.111 R)
• M8: 9,759,915 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.8

Radius: 8.5

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.67 AU - 2.39 AU

Year: 1867 Days

Day: 9.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,425,906 km

• M1: 105,766 km (0.096 R)
• M2: 403,465 km (0.104 R)
• M3: 876,644 km (0.105 R)
• M4: 1,148,612 km (0.114 R)
• M5: 2,230,953 km (0.096 R)
• M6: 2,582,358 km (0.046 R)
• M7: 3,298,932 km (0.079 R)
• M8: 3,565,366 km (0.099 R)
• M9: 3,936,967 km (0.106 R)
• M10: 5,759,967 km (0.06 R)
• M11: 6,298,220 km (0.119 R)
• M12: 7,112,930 km (0.082 R)
• M13: 8,115,236 km (0.062 R)
• M14: 8,982,754 km (0.075 R)
• M15: 9,339,844 km (0.074 R)
• M16: 9,910,560 km (0.118 R)
• M17: 10,327,190 km (0.03 R)
• M18: 11,609,692 km (0.065 R)
• M19: 12,508,177 km (0.094 R)
• M20: 13,036,258 km (0.084 R)
• M21: 13,621,335 km (0.07 R)
• M22: 14,049,933 km (0.097 R)
• M23: 14,934,056 km (0.094 R)
• M24: 15,297,878 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 9.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.57 AU - 3.29 AU

Year: 3238 Days

Day: 11.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,425,906 km

• M1: 114,442 km (0.086 R)
• M2: 520,601 km (0.075 R)
• M3: 818,749 km (0.111 R)
• M4: 1,106,276 km (0.09 R)
• M5: 1,392,607 km (0.118 R)
• M6: 1,679,535 km (0.092 R)
• M7: 2,388,480 km (0.045 R)
• M8: 2,706,525 km (0.059 R)
• M9: 3,611,741 km (0.08 R)
• M10: 4,161,962 km (0.104 R)
• M11: 4,974,578 km (0.089 R)
• M12: 5,474,833 km (0.115 R)
• M13: 5,913,005 km (0.1 R)
• M14: 10,134,209 km (0.094 R)
• M15: 12,051,305 km (0.108 R)
• M16: 12,438,465 km (0.088 R)
• M17: 13,817,009 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.8

Radius: 6.4

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.15 AU - 7.99 AU

Year: 10873 Days

Day: 18.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,425,906 km

• M1: 84,373 km (0.075 R)
• M2: 293,212 km (0.114 R)
• M3: 630,256 km (0.082 R)
• M4: 1,064,688 km (0.112 R)
• M5: 1,380,489 km (0.046 R)
• M6: 1,929,962 km (0.106 R)
• M7: 2,862,705 km (0.101 R)
• M8: 3,525,423 km (0.057 R)
• M9: 4,660,123 km (0.104 R)
• M10: 7,179,950 km (0.059 R)
• M11: 7,380,112 km (0.073 R)
• M12: 9,353,756 km (0.119 R)
• M13: 14,306,942 km (0.118 R)
• M14: 14,688,566 km (0.072 R)
• M15: 16,560,035 km (0.119 R)
• M16: 17,552,767 km (0.075 R)
• M17: 19,970,119 km (0.076 R)
• M18: 25,176,424 km (0.106 R)
• M19: 37,679,515 km (0.079 R)
• M20: 37,920,966 km (0.092 R)
• M21: 39,020,809 km (0.101 R)
• M22: 44,704,780 km (0.031 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.8

Radius: 7.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 7.6 AU - 9.9 AU

Year: 16712 Days

Day: 23.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 40,425,906 km

• M1: 89,609 km (0.119 R)
• M2: 318,943 km (0.114 R)
• M3: 911,051 km (0.101 R)
• M4: 1,489,696 km (0.102 R)
• M5: 2,218,237 km (0.107 R)
• M6: 2,682,589 km (0.091 R)
• M7: 3,280,532 km (0.1 R)
• M8: 3,523,479 km (0.093 R)
• M9: 5,441,473 km (0.112 R)
• M10: 5,679,034 km (0.051 R)
• M11: 5,923,477 km (0.087 R)
• M12: 6,285,055 km (0.107 R)
• M13: 6,584,700 km (0.099 R)
• M14: 6,933,263 km (0.096 R)
• M15: 8,407,251 km (0.048 R)
• M16: 8,633,742 km (0.11 R)
• M17: 9,051,569 km (0.075 R)
• M18: 10,752,945 km (0.108 R)
• M19: 12,363,815 km (0.097 R)
• M20: 13,075,153 km (0.057 R)
• M21: 15,712,264 km (0.093 R)
• M22: 17,556,657 km (0.104 R)
• M23: 18,837,962 km (0.069 R)
• M24: 19,462,085 km (0.049 R)
• M25: 19,858,968 km (0.096 R)
• M26: 21,585,477 km (0.073 R)
• M27: 22,010,784 km (0.062 R)
• M28: 22,790,637 km (0.068 R)
• M29: 28,466,081 km (0.066 R)
• M30: 29,080,629 km (0.082 R)
• M31: 36,557,082 km (0.114 R)
• M32: 38,266,238 km (0.117 R)
• M33: 44,530,349 km (0.113 R)
• M34: 46,903,121 km (0.079 R)
• M35: 47,904,081 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.3

Radius: 3.2

Gravity: 90.75 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.28 AU - 10.94 AU

Year: 19235 Days

Day: 20.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 40,425,906 km

• M1: 45,478 km (0.091 R)
• M2: 228,436 km (0.045 R)
• M3: 542,591 km (0.111 R)
• M4: 666,907 km (0.114 R)
• M5: 767,437 km (0.061 R)
• M6: 937,231 km (0.093 R)
• M7: 1,090,868 km (0.107 R)
• M8: 1,465,012 km (0.029 R)
• M9: 2,167,224 km (0.106 R)
• M10: 2,321,759 km (0.047 R)
• M11: 2,531,196 km (0.108 R)
• M12: 2,829,793 km (0.091 R)
• M13: 4,127,854 km (0.067 R)
• M14: 4,612,402 km (0.118 R)
• M15: 4,868,513 km (0.116 R)
• M16: 6,030,889 km (0.074 R)
• M17: 6,607,439 km (0.096 R)
• M18: 6,885,541 km (0.054 R)
• M19: 8,340,829 km (0.103 R)
• M20: 9,055,159 km (0.077 R)
• M21: 9,168,554 km (0.079 R)
• M22: 10,604,395 km (0.048 R)
• M23: 11,707,679 km (0.089 R)
• M24: 12,885,164 km (0.116 R)
• M25: 16,801,786 km (0.083 R)
• M26: 17,232,179 km (0.091 R)
• M27: 19,401,497 km (0.11 R)
• M28: 22,463,766 km (0.075 R)
• M29: 22,986,012 km (0.106 R)
• M30: 27,222,773 km (0.094 R)
• M31: 29,523,888 km (0.028 R)
• M32: 29,648,353 km (0.049 R)
• M33: 30,024,293 km (0.097 R)
• M34: 53,871,390 km (0.088 R)
• M35: 66,022,028 km (0.054 R)
• M36: 67,739,412 km (0.04 R)
• M37: 69,266,507 km (0.077 R)
• M38: 73,070,182 km (0.114 R)
• M39: 82,070,888 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.6

Radius: 7.9

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 8.24 AU - 13.06 AU

Year: 22441 Days

Day: 23.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,425,906 km

• M1: 108,758 km (0.088 R)
• M2: 865,872 km (0.079 R)
• M3: 1,288,038 km (0.031 R)
• M4: 1,560,755 km (0.113 R)
• M5: 2,583,705 km (0.099 R)
• M6: 3,372,086 km (0.088 R)
• M7: 4,152,986 km (0.049 R)
• M8: 5,638,793 km (0.103 R)
• M9: 6,378,105 km (0.11 R)
• M10: 8,507,631 km (0.108 R)
• M11: 9,296,909 km (0.052 R)
• M12: 9,570,673 km (0.113 R)
• M13: 15,025,311 km (0.11 R)
• M14: 17,661,674 km (0.06 R)
• M15: 18,942,830 km (0.09 R)
• M16: 21,214,025 km (0.11 R)
• M17: 27,768,207 km (0.055 R)
• M18: 29,890,851 km (0.028 R)
• M19: 30,387,965 km (0.065 R)
• M20: 32,015,740 km (0.046 R)
• M21: 33,062,027 km (0.108 R)
• M22: 35,112,715 km (0.108 R)
• M23: 36,450,718 km (0.076 R)
• M24: 37,938,170 km (0.089 R)
• M25: 38,404,017 km (0.029 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit