Picture This

Spitzer spies a hot spot of star formation

30 August 2020 Astronomy Now

The star-forming nebula W51 is one of the largest “star factories” in the Milky Way galaxy. Interstellar dust blocks the visible light emitted by the region, but it is revealed by NASA’s Spitzer Space Telescope, which captures infrared light that can penetrate dust clouds.

Observing

Set your sights on Saturn

20 July 2020 Mark Armstrong

The magnificent ringed planet Saturn, the jewel in the Solar System’s crown, comes to opposition on the night of 20/21 July. At around this time, the ringed wonder offers its best observing circumstances for 2020.

Observing

Your best chance to see Jupiter this year

13 July 2020 Mark Armstrong

Mighty Jupiter, the king of the planets, comes to opposition at 08:00 UT on 14 July, the moment when it lies opposite the Sun in sky at a distance of 619.4 million kilometres (384 million miles), or 4.139 astronomical units.

Reviews

SharpStar D 150mm f/2.8 HNT: An imaging telescope with sharp vision

27 May 2020 Ade Ashford

Until comparatively recently, your best tool for capturing wide-angle vistas of extended deep-sky objects with a full-frame DSLR or CCD/CMOS camera was a fast prime lens from one of the big-name players in photography. Now you can attain these swift imaging speeds with hyperbolic Newtonians, such as the SharpStar 15028HNT.