Brazos Valley Astronomy Club
mark calendar for celestial event

2018 Celestial Events Calendar

Use this calendar to help plan your observing sessions and you won't miss any major celestial events of 2018. It can be used by those who are setting up telescopes and cameras or by others who are stepping outside to take a peek at the sky with binoculars or the unaided eye.

Use this information as a guide to plan your observing sessions and always double check with a second source before the scheduled event to make sure the information is accurate.

Be sure to check the Dark Sky Maps and Weather Maps to see if the sky is clear enough to see your targets.


Mercury event

January 1

Mercury at Greatest Western Elongation

Just before sunrise, look low in the eastern sky.

full moon

January 2

Full Moon,
Supermoon

There are two supemoons in 2018, this being the first.

meteor shower

January 3, 4

Quadrantids Meteor Shower

Shower: January 1-5
Peak: Night of the 3rd and morning of the 4th
Radiates from Constellation Boote
Produced by dust grains left behind by an extinct comet known as 2003 EH1
Meteors per hour: 40
Best View: After midnight

conjunction

January 7

Mars and Jupiter Conjunction

Separation: 13'

Get more information

new moon

January 17

New Moon

Dark skies tonight

full moon

January 31

Full Moon, Supermoon, Blue Moon

This is the second, and last, supermoon of 2018.

lunar eclipse

January 31

Total Lunar
Eclipse

The moon will look blood red in most of western North America. Get more B-CS lunar eclipse information here.

new moon

February 15

New Moon

Dark skies tonight

partial solar eclipse

February 15

Partial
Solar Eclipse

Viewing locations: Chile, Argentina, Antarctica

conjunction

February 21

Venus and Neptune Conjunction

Separation: 35'

Get more information

conjunction

February 25

Mercury and Neptune Conjunction

Separation: 29'

Get more information

full moon

March 2

Full Moon

The moon's face will be fully illuminated.

Mercury event

March 15

Mercury at Greatest Eastern Elongation

After sunset, look low in the western sky.

new moon

March 17

New Moon

Dark skies tonight

March equinox

March 20

March Equinox

The sun is shining directly over the equator, making this is the first day of spring in the Northern Hemisphere.

conjunction

March 29

Venus and Uranus Conjunction

Separation: 29'

Get more information

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full moon

March 31

Full Moon,
Blue Moon

March has two full moons, and this is the second.

new moon

April 16

New Moon


Dark skies tonight

meteor shower

April 22, 23

Lyrids
Meteor Shower

Duration: April 16-25
Peak: Night of the 22nd and morning of the 23rd
Radiates from Constellation Lyra
Produced by dust particles left behind by comet C/1861 G1 Thatcher
Meteors per hour: 20
Best View: After midnight

Mercury event

April 29

Mercury at Greatest Western Elongation

Just before sunrise, look for Mercury low in the eastern sky.

full moon

April 30

Full Moon

The moon's face will be fully illuminated.

meteor shower

May 6, 7

Eta Aquarids Meteor Shower

Shower: April 19 to May 28
Peak: Night of May 6 and the morning of the May 7
Radiates from Constellation Aquarius
Produced by dust particles left behind by comet Halley
Meteors per hour: 30
Best View: After midnight

Jupiter event

May 9

Jupiter at Opposition

Visible all night long, this planet will be fully illuminated by the sun. The four moons can be seen with binoculars.

new moon

May 15

New Moon

Dark skies tonight

full moon

May 29

Full Moon

The moon's face will be fully illuminated.

new moon

June 13

New Moon

Dark skies tonight

June Solstice

June 21

June Solstice

This is the first day of summer in the Northern Hemisphere, and the North Pole will be tilted toward the Sun.

Saturn event

June 27

Saturn at Opposition

The Sun will illuminate Saturn and it will be visible throughout the night.

full moon

June 28

Full Moon

The moon's face will be fully illuminated.

Mercury event

July 12

Mercury at Greatest Eastern Elongation.

After sunset, look for Mercury low in the western sky.

new moon

July 13

New Moon

Dark skies tonight

partial solar eclipse

July 13

Partial Solar Eclipse

Viewing locations: Australia or Antarctica

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full moon

July 27

Full Moon

The moon's face will be fully illuminated.

lunar eclipse

July 27

Total Lunar Eclipse

Viewing locations: Europe, Africa, western and central Asia, the Indian Ocean, Western Australia

Mars event

July 27

Mars at Opposition

Mars will be illuminated by the Sun and will be visible all night long.

meteor shower

July 28, 29

Delta Aquarids Meteor Shower

Shower: July 12 to August 23
Peak: Night of July 28 and morning of July 29
Radiates from Constellation Aquarius
Produced by debris left behind by comets Marsden and Kracht
Meteors per hour: 20
Best View: After midnight

new moon

August 11

New Moon

Dark skies tonight

partial solar eclipse

August 11

Partial Solar Eclipse

Viewing locations: northeast Canada, Greenland, northern Europe, northern and eastern Asia

meteor shower

August 12, 13

Perseids Meteor Shower

Shower: July 17 to August 24
Peak: Night of August 12 and the morning of August 13
Radiates from constellation Perseus
Produced by comet Swift-Tuttle
Meteors per hour: 60
Best View: After midnight

Venus event

August 17

Venus at Greatest Eastern Elongation

Look for Venus in the western sky after sunset.

full moon

August 26

Full Moon

The moon's face will be fully illuminated.

Mercury event

August 26

Mercury at Greatest Western Elongation

Look in the eastern sky above the horizon just before sunrise to see Mercury.

Neptune event

September 7

Neptune at Opposition

Because Neptune is so far from Earth, it will look like a tiny blue dot in the sky. A very large telescope can give you a better view.

new moon

September 9

New Moon

Dark skies tonight.

Sept Equinox

September 23

September Equinox

This is the first day of fall in the Northern Hemisphere.

full moon

September 25

Full Moon

The moon's face will be fully illuminated.

meteor shower

October 8

Draconids Meteor Shower

Shower: October 6-10
Peak: Night of the 8th
Radiates from constellation Draco
Produced by dust grains left behind by comet 21P Giacobini-Zinner
Meteors per hour: 10
Best View: Early evening

new moon

October 9

New Moon

Dark skies tonight

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meteor shower

October 21, 22

Orionids Meteor Shower

Shower: October 2 to November 7
Peak: Night of October 21 and the morning of October 22
Radiates from: Constellation Orion
Produced by dust grains left behind by comet Halley
Meteors per hour: 20
Best View: After midnight

Uranus event

October 23

Uranus at Opposition

This will look like a tiny blue-green dot in the sky because of its distance from Earth. However, it will be visible all night long.

full moon

October 24

Full Moon

The moon's face will be fully illuminated.

meteor shower

November 5, 6

Taurids Meteor Shower

Shower: September 7 to December 10.
Peak: Night of November 5
Radiates from Constellation Taurus
Produced by debris left behind by Comet 2P Encke and dust grains left behind by Asteroid 2004 TG10
Meteors per hour: 5-10
Best View: Just after midnight

Mercury event

November 6

Mercury at Greatest Eastern Elongation

Look for Mercury above the horizon in the evening sky and low in the western sky just after sunset.

new moon

November 7

New Moon

Dark skies tonight

meteor shower

November 17, 18

Leonids Meteor Shower

Shower: November 6-30
Peak: Night of the 17th and morning of the 18th
Radiates from constellation Leo
Produced by dust grains left behind by comet Tempel-Tuttle
Meteors per hour: 15
Best View: After midnight

full moon

November 23

Full Moon

The moon's face will be fully illuminated.

new moon

December 7

New Moon

Dark skies tonight

conjunction

December 7

Mars and Neptune Conjunction

Separation: 2'

Get more information

meteor shower

December 13, 14

Geminids Meteor Shower

Shower: December 7-17
Peak: Night of the 13th and morning of the 14th
Radiates from constellation Gemini,
Produced by debris left behind by an asteroid known as 3200 Phaethon
Meteors per hour: 120
Best View: After midnight

Mercury event

December 15

Mercury at Greatest Western Elongation


You can find Mercury low in the eastern sky just before sunrise.

December Solstice

December 21

December Solstice

This is the first day of winter in the Northern Hemisphere and the South Pole tilts towards the sun.

conjunction

December 21

Mercury and Jupiter Conjunction

Separation: 52'

Get more information

full moon

December 22

Full Moon

The moon's face will be fully illuminated.

meteor shower

December 21, 22

Ursids Meteor Shower

Shower: December 17-25
Peak: Night of the 21st and morning of the 22nd
Radiates from Ursa Minor
Produced by dust grains left behind by comet Tuttle
Meteors per hour: 5-10
Best View: After midnight

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