🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.47 AU - 0.65 AU

Year: 187 Days

Day: 15.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,851,135 km

• M1: 47,123 km (0.025 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.35 AU - 1.69 AU

Year: 836 Days

Day: 16.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.6

Radius: 13.9

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.18 AU - 5.08 AU

Year: 3745 Days

Day: 6.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,851,135 km

• M1: 172,935 km (0.087 R)
• M2: 938,128 km (0.06 R)
• M3: 1,684,322 km (0.091 R)
• M4: 2,186,074 km (0.085 R)
• M5: 2,643,394 km (0.106 R)
• M6: 3,237,448 km (0.071 R)
• M7: 3,735,608 km (0.12 R)
• M8: 4,419,271 km (0.107 R)
• M9: 4,888,110 km (0.066 R)
• M10: 5,521,059 km (0.032 R)
• M11: 6,208,312 km (0.114 R)
• M12: 7,654,923 km (0.045 R)
• M13: 8,334,696 km (0.068 R)
• M14: 9,054,561 km (0.102 R)
• M15: 11,816,137 km (0.099 R)
• M16: 13,007,086 km (0.06 R)
• M17: 13,583,187 km (0.1 R)
• M18: 14,683,480 km (0.089 R)
• M19: 15,255,542 km (0.111 R)
• M20: 16,499,748 km (0.118 R)
• M21: 17,577,750 km (0.078 R)
• M22: 22,569,083 km (0.075 R)
• M23: 23,542,815 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.3

Radius: 14.8

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.63 AU - 5.49 AU

Year: 4345 Days

Day: 7.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,851,135 km

• M1: 185,202 km (0.098 R)
• M2: 789,278 km (0.092 R)
• M3: 1,279,062 km (0.063 R)
• M4: 1,767,050 km (0.08 R)
• M5: 2,366,040 km (0.069 R)
• M6: 3,438,208 km (0.029 R)
• M7: 4,311,411 km (0.05 R)
• M8: 4,866,568 km (0.106 R)
• M9: 5,469,448 km (0.095 R)
• M10: 6,596,518 km (0.108 R)
• M11: 9,227,197 km (0.109 R)
• M12: 9,725,657 km (0.053 R)
• M13: 11,805,815 km (0.116 R)
• M14: 13,053,611 km (0.103 R)
• M15: 13,897,193 km (0.088 R)
• M16: 15,693,565 km (0.066 R)
• M17: 17,830,720 km (0.106 R)
• M18: 18,475,337 km (0.098 R)
• M19: 22,008,988 km (0.11 R)
• M20: 23,973,508 km (0.105 R)
• M21: 25,400,522 km (0.079 R)
• M22: 28,336,529 km (0.071 R)
• M23: 29,751,127 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559

Radius: 13.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.97 AU - 5.53 AU

Year: 4619 Days

Day: 5.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,851,135 km

• M1: 165,605 km (0.032 R)
• M2: 649,255 km (0.106 R)
• M3: 1,095,505 km (0.082 R)
• M4: 1,755,531 km (0.055 R)
• M5: 3,237,896 km (0.054 R)
• M6: 4,988,939 km (0.078 R)
• M7: 7,171,572 km (0.103 R)
• M8: 7,778,640 km (0.063 R)
• M9: 8,383,165 km (0.03 R)
• M10: 9,057,253 km (0.079 R)
• M11: 9,970,848 km (0.116 R)
• M12: 11,614,031 km (0.073 R)
• M13: 13,181,816 km (0.099 R)
• M14: 14,619,153 km (0.118 R)
• M15: 15,764,025 km (0.09 R)
• M16: 16,502,291 km (0.052 R)
• M17: 19,558,126 km (0.081 R)
• M18: 20,079,924 km (0.115 R)
• M19: 21,701,116 km (0.061 R)
• M20: 22,829,383 km (0.095 R)
• M21: 26,291,227 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.6

Radius: 11.7

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.29 AU - 5.69 AU

Year: 4974 Days

Day: 5.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,851,135 km

• M1: 145,559 km (0.082 R)
• M2: 543,040 km (0.112 R)
• M3: 911,051 km (0.077 R)
• M4: 1,336,956 km (0.102 R)
• M5: 3,233,708 km (0.114 R)
• M6: 3,892,088 km (0.1 R)
• M7: 5,823,097 km (0.109 R)
• M8: 7,358,719 km (0.066 R)
• M9: 8,050,011 km (0.084 R)
• M10: 9,715,484 km (0.107 R)
• M11: 11,384,099 km (0.046 R)
• M12: 11,862,513 km (0.072 R)
• M13: 12,399,868 km (0.097 R)
• M14: 16,025,522 km (0.111 R)
• M15: 17,875,450 km (0.072 R)
• M16: 18,582,150 km (0.064 R)
• M17: 19,491,705 km (0.098 R)
• M18: 20,177,462 km (0.08 R)
• M19: 20,750,421 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.9

Radius: 10.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.47 AU - 5.87 AU

Year: 5246 Days

Day: 14.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,851,135 km

• M1: 131,048 km (0.117 R)
• M2: 534,962 km (0.106 R)
• M3: 906,713 km (0.053 R)
• M4: 1,349,223 km (0.103 R)
• M5: 1,827,936 km (0.113 R)
• M6: 2,873,476 km (0.069 R)
• M7: 5,240,114 km (0.118 R)
• M8: 6,717,393 km (0.114 R)
• M9: 7,109,938 km (0.076 R)
• M10: 7,727,328 km (0.118 R)
• M11: 9,227,645 km (0.052 R)
• M12: 10,173,702 km (0.099 R)
• M13: 10,869,183 km (0.096 R)
• M14: 13,503,153 km (0.114 R)
• M15: 13,918,885 km (0.119 R)
• M16: 17,436,230 km (0.093 R)
• M17: 19,862,558 km (0.069 R)
• M18: 20,536,796 km (0.097 R)
• M19: 22,943,377 km (0.088 R)
• M20: 24,520,587 km (0.065 R)
• M21: 26,008,637 km (0.077 R)
• M22: 28,310,051 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.5

Radius: 14.3

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.34 AU - 5.74 AU

Year: 5819 Days

Day: 12.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,851,135 km

• M1: 217,067 km (0.06 R)
• M2: 873,352 km (0.075 R)
• M3: 1,461,422 km (0.108 R)
• M4: 2,493,797 km (0.048 R)
• M5: 3,378,219 km (0.064 R)
• M6: 4,393,540 km (0.107 R)
• M7: 5,549,034 km (0.1 R)
• M8: 7,482,437 km (0.087 R)
• M9: 8,676,228 km (0.112 R)
• M10: 9,632,457 km (0.12 R)
• M11: 10,957,595 km (0.063 R)
• M12: 11,709,325 km (0.07 R)
• M13: 15,773,899 km (0.103 R)
• M14: 20,104,308 km (0.108 R)
• M15: 22,966,415 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.5

Radius: 12.1

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.86 AU - 7.1 AU

Year: 7361 Days

Day: 7.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,851,135 km

• M1: 153,338 km (0.093 R)
• M2: 555,457 km (0.117 R)
• M3: 982,708 km (0.079 R)
• M4: 1,596,658 km (0.101 R)
• M5: 2,241,874 km (0.038 R)
• M6: 2,764,120 km (0.057 R)
• M7: 4,029,419 km (0.094 R)
• M8: 4,689,893 km (0.086 R)
• M9: 5,325,983 km (0.12 R)
• M10: 5,950,255 km (0.079 R)
• M11: 8,120,322 km (0.111 R)
• M12: 10,420,240 km (0.106 R)
• M13: 15,799,181 km (0.11 R)
• M14: 16,199,355 km (0.059 R)
• M15: 18,522,161 km (0.102 R)
• M16: 19,192,509 km (0.092 R)
• M17: 20,033,548 km (0.108 R)
• M18: 20,819,386 km (0.102 R)
• M19: 21,871,508 km (0.043 R)
• M20: 22,789,141 km (0.113 R)
• M21: 23,214,598 km (0.068 R)
• M22: 25,880,282 km (0.074 R)
• M23: 27,670,370 km (0.099 R)
• M24: 29,240,699 km (0.075 R)
• M25: 30,047,780 km (0.083 R)
• M26: 31,706,371 km (0.055 R)
• M27: 32,558,331 km (0.091 R)
• M28: 34,196,577 km (0.072 R)
• M29: 35,318,860 km (0.058 R)
• M30: 36,349,889 km (0.084 R)
• M31: 37,282,931 km (0.118 R)
• M32: 38,112,451 km (0.068 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.1

Radius: 6.8

Gravity: 18.71 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.81 AU - 12.85 AU

Year: 17018 Days

Day: 22 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,851,135 km

• M1: 86,168 km (0.114 R)
• M2: 318,943 km (0.099 R)
• M3: 623,225 km (0.043 R)
• M4: 936,034 km (0.096 R)
• M5: 1,196,185 km (0.091 R)
• M6: 1,441,824 km (0.085 R)
• M7: 4,841,137 km (0.094 R)
• M8: 5,243,405 km (0.052 R)
• M9: 6,240,625 km (0.071 R)
• M10: 6,454,400 km (0.084 R)
• M11: 7,406,142 km (0.105 R)
• M12: 10,819,965 km (0.073 R)
• M13: 15,311,791 km (0.109 R)
• M14: 19,331,486 km (0.105 R)
• M15: 22,973,446 km (0.05 R)
• M16: 23,381,549 km (0.053 R)
• M17: 24,317,583 km (0.098 R)
• M18: 29,374,739 km (0.065 R)
• M19: 32,594,384 km (0.11 R)
• M20: 35,496,134 km (0.119 R)
• M21: 36,041,568 km (0.101 R)
• M22: 43,184,717 km (0.097 R)
• M23: 46,677,677 km (0.072 R)
• M24: 50,697,970 km (0.099 R)
• M25: 56,594,221 km (0.044 R)
• M26: 57,901,108 km (0.081 R)
• M27: 64,738,628 km (0.091 R)
• M28: 67,826,627 km (0.094 R)
• M29: 72,969,503 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 16,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit