Seaweed composing the Great Atlantic Sargassum Belt hit near-record levels in June 2026, with the Caribbean Sea and Gulf of America both reaching all-time highs.
APOD Science APOD APOD: 2026 July 28 - Today's APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is ...
NASA astronaut Chris Williams will recap his recent eight-month mission aboard the International Space Station during a news conference at 2:45 p.m. EDT ...
Each time the Moon covers the Sun during a total solar eclipse -- darkening daytime skies and briefly revealing the Sun's ethereal outer atmosphere, the corona ...
NASA astronaut Chris Williams is all smiles in this July 26, 2026, photo taken shortly after he landed with Expedition 74 Roscosmos cosmonauts Sergey ...
NASA's Neil Gehrels Swift Observatory captured an "orphan" black hole lighting up as it devoured a star on the outskirts of a faraway galaxy. These phenomena ...
NASA will provide coverage as astronauts venture outside the International Space Station during three spacewalks in August to continue upgrading solar arrays,