Tour: Cassiopeia A (04-21-2021)
Astronomers have discovered an important type of titanium blasting out from the center of the supernova remnant Cassiopeia A, a result that could be a major advance in understanding how some massive stars explode.

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--  Cassiopeia A: Bubbles With Titanium Trigger Titanic Explosions

Quick Look: M87 in Different Wavelengths of Light (04-14-2021)
In April 2019, scientists released the first image of a black hole in the galaxy M87 using the Event Horizon Telescope (EHT). However, that remarkable achievement was just the beginning of the science story to be told.

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--  Telescopes Unite in Unprecedented Observations of Famous Black Hole

Tour: M87 in Different Wavelengths of Light (04-14-2021)
In April 2019, scientists released the first image of a black hole in the galaxy M87 using the Event Horizon Telescope (EHT). However, that remarkable achievement was just the beginning of the science story to be told.

• Download Video (52.5 MB, Runtime: 3:12)
• With closed-captions (at YouTube)
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- Related Links:
--  Telescopes Unite in Unprecedented Observations of Famous Black Hole

Quick Look: Uranus (03-31-2021)
First X-rays From Uranus Discovered

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--  First X-rays From Uranus Discovered

Tour: Uranus (03-31-2021)
Astronomers have detected X-rays from Uranus for the first time, using NASA's Chandra X-ray Observatory.

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• With closed-captions (at YouTube)
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- Related Links:
--  First X-rays From Uranus Discovered