April 2023 – Page 3 – Astronomy Now

29 October 2025

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[ 29 October 2025 ] How to see Comet Lemmon News
[ 25 October 2025 ] Hubble revisits a cosmic yardstick News
[ 21 October 2025 ] Europe’s planet hunting spacecraft complete and ready for final testing News
[ 24 September 2025 ] Nova outburst in Centaurus News
[ 12 September 2025 ] Astronomy Now relaunches digital platform News

Dealer’s choice: Hubble spots a quasar, an AGN and a Seyfert galaxy all in one

4 April 2023 Astronomy Now

The Hubble Space Telescope spots an luminous galaxy that defies simple classification, meeting the definition of an AGN (active galactic nucleus), a quasar or a Seyfert galaxy all at once.

Mercury joins Venus in the early-evening

3 April 2023 Mark Armstrong

Elusive Mercury, the nearest planet to the Sun, can now be spotted in the western sky soon after sunset, on its way to greatest eastern elongation (19°) from the Sun on 11 April.