Astronomers have uncovered an unusual X-ray pulsar emitting powerful bursts, challenging existing theories. This discovery could reveal hidden secrets about neutron stars and the extreme physics ...

By using Hubble’s advanced instruments, scientists plan to map 19 nearby galaxies. They aim to identify more than 50,000 nebulae in total.

Elon Musk hopes to expand SpaceX Starship operations in Florida as he continues to work toward launching to Mars in 2026.

The discovery expands Uranus’s known family of satellites to 29, with the tiny moon measuring just 6 miles across.

Galaxy merger Arp-Madore 417-391 is on display in this new image captured by the Hubble Space Telescope's Advanced Camera for ...

Astrophysicist Edwin Hubble was offered a staff position at the Mount Wilson Observatory in 1919 by the founder and director ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...

The time is coming for SpaceX's gargantuan Starship launch vehicle to take off once again from the company's South Texas headquarters.

As missions like Kepler and TESS discovered more rocky exoplanets in recent years, scientists looked forward to the launch of ...

The provisionally named S/2025 U1 is so small it had gone unnoticed by probes and telescopes for the past 40 years.

Two more space rocks are expected to do a flyby of Earth over the weekend. On August 23, a plane-sized asteroid known as 2025 ...

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