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Mercury at inferior solar conjunction Mercury passes around the near side of the Sun. Thu, 10 Jun 2021 at 18:07 PDT (1,483 days ago) in Taurus |
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Messier 92 is well placed The globular cluster M92 (NGC 6341; mag 6.5) in Hercules culminates at around midnight local time. Fri, 11 Jun 2021 (1,482 days ago) in Hercules |
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Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 1°28'. Fri, 11 Jun 2021 at 23:42 PDT (1,482 days ago) in Gemini |
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Venus at perihelion Venus passes its orbit's closest point to the Sun. Sat, 12 Jun 2021 at 14:18 PDT (1,481 days ago) in Gemini |
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Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 2°48'. Sun, 13 Jun 2021 at 12:52 PDT (1,480 days ago) in Cancer |
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Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 13 Jun 2021 at 13:47 PDT (1,480 days ago) in Cancer |
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NGC 6388 is well placed The globular cluster NGC 6388 (mag 6.8) in Scorpius culminates at around midnight local time. Tue, 15 Jun 2021 (1,478 days ago) in Scorpius |
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The Butterfly cluster is well placed The Butterfly open star cluster (M6, NGC 6405; mag 4.2) in Scorpius culminates at around midnight local time. Wed, 16 Jun 2021 (1,477 days ago) in Scorpius |
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Comet 15P/Finlay passes perigee Comet 15P/Finlay makes its closest approach to the Earth. Thu, 17 Jun 2021 (1,476 days ago) in Pisces |
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NGC 6397 is well placed The globular cluster NGC 6397 (mag 5.6) in Ara culminates at around midnight local time. Thu, 17 Jun 2021 (1,476 days ago) in Ara |
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Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and setting in the west at around midnight. Thu, 17 Jun 2021 at 20:54 PDT (1,476 days ago) in Virgo |
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The cluster IC 4665 is well placed The open star cluster IC 4665 (mag 4.2) in Ophiuchus culminates at around midnight local time. Fri, 18 Jun 2021 (1,475 days ago) in Ophiuchus |
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Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Sun, 20 Jun 2021 at 08:07 PDT (1,473 days ago) in Aquarius |
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The Ptolemy cluster is well placed The Ptolemy Cluster (M7, NGC 6475; mag 3.3) in Scorpius culminates at around midnight local time. Sun, 20 Jun 2021 (1,473 days ago) in Scorpius |
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June solstice 21 June will be the longest day of 2021 in the northern hemisphere. Sun, 20 Jun 2021 at 20:25 PDT (1,473 days ago) in Taurus |
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Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from Sub-Saharan Africa, Australia and Heard Island and McDonald Islands. Tue, 22 Jun 2021 at 11:28 PDT (1,471 days ago) in Scorpius |
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The Lagoon Nebula is well placed The Lagoon Nebula (M8; mag 5.8) in Sagittarius culminates at around midnight local time. Tue, 22 Jun 2021 (1,471 days ago) in Sagittarius |
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The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Wed, 23 Jun 2021 at 02:54 PDT (1,470 days ago) in Ophiuchus |
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Close approach of Mars and M44 Mars and M44 pass close to each other. Wed, 23 Jun 2021 at 15:35 PDT (1,470 days ago) in Cancer |
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NGC 6541 is well placed The globular cluster NGC 6541 (mag 6.6) in Corona Australis culminates at around midnight local time. Wed, 23 Jun 2021 (1,470 days ago) in Corona Australis |