Mercury

Mercury and Spica, as they appear through a telescope eyepiece at x25 on 22 September at 14:30 BST (13:30 UT). Credit: Pete Lawrence

Observing guide See planet Mercury near Spica

After a colossal impact, was debris from Mercury blown away by the solar wind? Credit: Getty Images

Was Mercury stripped away by a colossal impact and the solar wind?

NASA’s MESSENGER mission monitored Mercury’s magnetic fields, revealing they flowed down (blue) and up (red). Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington

Understanding Mercury’s magnetic poles

The Grace of Venus © Martin Lewis

Astrophotography guides

Imaging for science How to photograph Mercury and Venus

Neil Allen, Norwich. Equipment: iPhone 8, Sky-Watcher Equinox 80 refractor, TS Optics Herschel wedge.

Gallery Transit of Mercury, 11 November 2019

Composite image of Mercury transiting across the sun on 9 May, 2016, as seen by HMI on NASA's Solar Dynamics Obersvatory. Credit: NASA/SDO

Transit of Mercury 2019 Livestream

Image of Mercury taken by the MESSENGER spacecraft. Credit: NASA/JPL-Caltech

A guide to the planets Mercury

A focal length of 1,000mm (or above) is needed to define Mercury against the Sun’s disc. Credit: Pete Lawrence

Astrophotography guides

How to photograph the transit of Mercury

Mercury passing in front of the Sun captured in 2006 by the Solar Optical Telescope. Credit: Hinode JAXA/NASA/PPARC

Transit of Mercury, 11 November 2019: what it is and how to see it

An artist’s impression of BepiColombo approaching Mercury. Image Credit: ESA/ATG medialab; Mercury: NASA/JPL

Bepi Colombo: Mission to Mercury

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Mercury is tectonically active

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The search for Vulcan

A graphic showing where the 9th May Mercury transit will be viewable. Note: the times shown in this video are in Easter. Daylight Savings Time. Credit: www.europlanet-eu.org

9th May Mercury Transit: how to see it.