When comet 3I/ATLAS swept through the inner solar system in late 2025, it gave astronomers something no interstellar visitor ...

A series of five new images from NASA’s Chandra X-ray Observatory show the beauty of space as seen in the X-ray wavelength. Data from Chandra has been combined with data from other telescopes ...

Images and spectra—charts showing the distribution of light across different wavelengths from an object—are the two main ways astronomers investigate the universe. Images tell them what things look ...

The mystery of strangely blinking objects scattered throughout the Milky Way just deepened. Something 15,000 light-years away from the Sun isn't just slowly, methodically beaming out radio waves – ...

A rainbow reveals with colors what otherwise remains hidden: light is "refracted" by transparent matter, in this case water droplets. This same physical effect underlies many everyday technologies, ...

"We were not expecting to see something like this." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It's the ultimate telescope vs. supermassive ...

Tightly focused XFEL pulses are directed at a sample made of copper or manganese. Any X-ray photons that the sample emits in the same forward direction as the input pulse hit a piece of ...

"It was the missing key to unlock the secret of the Cloverleaf's formation." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. XMM-Newton, a ...

With the help of the world's most powerful X-ray laser, a research team has achieved an important breakthrough: Using the example of the pharmaceutically active substance 2-thiouracil, they applied a ...