Tonight's Sky: September 2019

Tonight's Sky: September 2019


Aug 27, 2019

In September, Pegasus becomes increasingly prominent in the southeastern sky, allowing stargazers to locate globular star clusters and a double star, Alpha Capricorni. Keep watching for space-based views of densely ... more
Rotation of Jupiter

Rotation of Jupiter


Aug 8, 2019

This animation of a rotating Jupiter was assembled from a Hubble Space Telescope photographic mosaic of almost the entire planet. The resulting flat map was computer-projected onto a sphere to create a rotating globe ... more
Tonight's Sky: August 2019

Tonight's Sky: August 2019


Jul 24, 2019

In August, a flock of star-studded figures soars overhead. Look for the Vega and Lyra constellations, which point to Epsilon Lyrae and the Ring Nebula. You can also spot three bright summer stars: Vega, Deneb, and ... more
Tonight's Sky: July 2019

Tonight's Sky: July 2019


Jun 26, 2019

In July, find the Scorpius constellation to identify the reddish supergiant Antares, which will lead you to discover a trio of globular star clusters. Keep watching for space-based views of these densely packed, ... more
Tonight's Sky: June 2019

Tonight's Sky: June 2019


May 29, 2019

Though the nights are shorter in June, they are filled with fine sights. Look for the Hercules constellation, which will lead you to a globular star cluster with hundreds of thousands of densely packed stars. You can ... more
Hubble Legacy Field – Zoom

Hubble Legacy Field – Zoom


May 2, 2019

The video begins with a view of the thousands of galaxies in the Hubble Ultra Deep Field and slowly zooms out to reveal the larger Hubble Legacy Field, containing 265,000 galaxies.
Tonight's Sky: May 2019

Tonight's Sky: May 2019


Apr 24, 2019

In May, we are looking away from the crowded, dusty plane of our own galaxy—toward a region where the sky is brimming with distant galaxies. Locate Virgo to find a concentration of roughly 2,000 galaxies—and search for ... more
Spectroscopy Animation of Southern Crab Nebula

Spectroscopy Animation of Southern Crab Nebula


Apr 18, 2019

This video illustrates how Hubble Space Telescope spectral observations were used to study the chemical makeup of the Southern Crab Nebula.
A Galaxy Grouping in 2D and 3D: Stephan's Quintet

A Galaxy Grouping in 2D and 3D: Stephan's Quintet


Mar 29, 2019

The galaxy group known as Stephan's Quintet is identified as a 2D grouping on the sky, but has a more complex structure when viewed in 3D.
Tonight's Sky: April 2019

Tonight's Sky: April 2019


Mar 27, 2019

Clear April nights are filled with starry creatures. Look for the Great Bear and Leo the Lion. You can also spot galaxies like M101, M81, and M82.