As the oldest astronaut Buzz Aldrin turns 96, the astronauts of Artemis II wish him happy birthday and talk about their Apollo inspirations.
Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...
Solar system comet C/2024 E1 (Wierzchos) makes its closest approach to the sun today (Jan. 20) during an event known as ...
A powerful flare has unleashed a severe solar storm that could cause auroras and satellite disruptions on Earth.
The sun sure has woken up this week, unleashing a powerful X-class solar flare on Jan. 18 that hurled a colossal, fast-moving ...
The sun's inner corona, the hottest part of our star's atmosphere, appears faint yellow in a time-lapse made from images ...
The supposed "strange signals" were not mysterious at all, but commonly observed transit signals, according to NASA.
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