1998 brought 12 full moons and 5 eclipses. The eclipses fell: a total solar eclipse in Pisces on February 26, a penumbral lunar eclipse in Virgo on March 12, a penumbral lunar eclipse in Aquarius on August 7, an annular solar eclipse in Leo on August 21, and a penumbral lunar eclipse in Pisces on September 6. Mercury turned retrograde three times (Mar 27 to Apr 20; Jul 30 to Aug 23; Nov 21 to Dec 11). The first full moon rose in Cancer on January 12. Every full moon, new moon, solar and lunar eclipse, equinox, solstice, planetary ingress, and retrograde station below is computed to the millisecond with the NASA-cross-checked Swiss Ephemeris engine and shown in Eastern Time - Choose your location on the page for your own sky.
January 1998
- First Quarter Moon in Aries
- Venus Rx enters Capricorn
- Mercury enters Capricorn
- Full Moon in Cancer
- Sun enters Aquarius
- Last Quarter Moon in Scorpio
- Mars enters Pisces
- Juno Retrograde
- New Moon in Aquarius
- Neptune enters Aquarius
February 1998
- Mercury enters Aquarius
- First Quarter Moon in Taurus
- Jupiter enters Pisces
- Venus Direct
- Vesta enters Taurus
- Full Moon in Leo
- Sun enters Pisces
- Last Quarter Moon in Sagittarius
- Ceres enters Aries
- Mercury enters Pisces
- Total Solar Eclipse (New Moon) in Pisces
- Pallas enters Pisces
March 1998
- Chiron Retrograde
- Venus enters Aquarius
- Mars enters Aries
- First Quarter Moon in Gemini
- Mercury enters Aries
- Pluto Retrograde
- Penumbral Lunar Eclipse (Full Moon) in Virgo
- Juno Rx enters Virgo
- Sun enters Aries (Spring Equinox)
- Last Quarter Moon in Capricorn
- Mercury Retrograde
- New Moon in Aries
April 1998
- First Quarter Moon in Cancer
- Venus enters Pisces
- Full Moon in Libra
- Mars enters Taurus
- Last Quarter Moon in Capricorn
- Sun enters Taurus
- Mercury Direct
- New Moon in Taurus
- Vesta enters Gemini
May 1998
- First Quarter Moon in Leo
- Venus enters Aries
- Neptune Retrograde
- Ceres enters Taurus
- Juno Direct
- Full Moon in Scorpio
- Mercury enters Taurus
- Uranus Retrograde
- Last Quarter Moon in Aquarius
- Sun enters Gemini
- Mars enters Gemini
- New Moon in Gemini
- Venus enters Taurus
June 1998
- Mercury enters Gemini
- First Quarter Moon in Virgo
- Saturn enters Taurus
- Full Moon in Sagittarius
- Mercury enters Cancer
- Last Quarter Moon in Pisces
- Pallas enters Aries
- Sun enters Cancer (Summer Solstice)
- New Moon in Cancer
- Venus enters Gemini
- Mercury enters Leo
July 1998
- First Quarter Moon in Libra
- Vesta enters Cancer
- Mars enters Cancer
- Full Moon in Capricorn
- Juno enters Libra
- Chiron Direct
- Last Quarter Moon in Aries
- Jupiter Retrograde
- Venus enters Cancer
- Pallas Retrograde
- Sun enters Leo
- New Moon in Leo
- Ceres enters Gemini
- Mercury Retrograde
- First Quarter Moon in Scorpio
August 1998
- Penumbral Lunar Eclipse (Full Moon) in Aquarius
- Venus enters Leo
- Last Quarter Moon in Taurus
- Saturn Retrograde
- Pluto Direct
- Pallas Rx enters Pisces
- Mars enters Leo
- Annular Solar Eclipse (New Moon) in Leo
- Neptune Rx enters Capricorn
- Sun enters Virgo
- Mercury Direct
- First Quarter Moon in Sagittarius
September 1998
- Penumbral Lunar Eclipse (Full Moon) in Pisces
- Venus enters Virgo
- Mercury enters Virgo
- Last Quarter Moon in Gemini
- Vesta enters Leo
- New Moon in Virgo
- Sun enters Libra (Autumn Equinox)
- Mercury enters Libra
- First Quarter Moon in Capricorn
- Venus enters Libra
October 1998
- Full Moon in Aries
- Mars enters Virgo
- Ceres Retrograde
- Neptune Direct
- Mercury enters Scorpio
- Last Quarter Moon in Cancer
- Juno enters Scorpio
- Uranus Direct
- True Node Rx enters Leo
- New Moon in Libra
- Sun enters Scorpio
- Venus enters Scorpio
- Saturn Rx enters Aries
- First Quarter Moon in Aquarius
November 1998
- Mercury enters Sagittarius
- Full Moon in Taurus
- Last Quarter Moon in Leo
- Pallas Direct
- Jupiter Direct
- Venus enters Sagittarius
- New Moon in Scorpio
- Mercury Retrograde
- Sun enters Sagittarius
- First Quarter Moon in Pisces
- Mars enters Libra
- Neptune enters Aquarius
December 1998
- Full Moon in Gemini
- Last Quarter Moon in Virgo
- Mercury Direct
- Venus enters Capricorn
- New Moon in Sagittarius
- Vesta Retrograde
- Sun enters Capricorn (Winter Solstice)
- First Quarter Moon in Aries
- Saturn Direct