When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

In February 2025, conditions were just right to catch a "planetary party" above the European Southern Observatory's (ESO) ...

It was taken a moment before sunrise while the Earth was still in darkness ... of the Earth's rotation while the Milky Way looks pin sharp. For other photos, Don has shared details of his setup ...

The enormous size of the Milky Way glows in the background over the Earth's curve ... research on the ISS Apart from taking amazing photos of the universe, Pettit is also a member of the ...

These stunning celestial formations, captured using advanced space telescopes, reveal intricate details of stars at various ...

Millions of years ago, our Solar System traveled through a densely populated galactic region and was exposed to increased interstellar dust.

NASA astronaut Don Pettit recently captured a breathtaking image of the Milky Way from the International Space Station, offering a rare view of our galaxy from orbit. A Glimpse Beyond Earth’s ...

Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's Gaia mission, results ...

NASA astronaut Don Pettit used a camera with low light and long duration settings to capture this Jan. 29, 2025, image of the Milky Way appearing beyond Earth's horizon. At the time, the ...

New research by the Atacama Cosmology Telescope, or ACT, collaboration has produced the clearest images yet of the universe’s ...

The clearest and most precise images yet of the universe’s infancy from the Atacama Cosmology Telescope show the first steps ...