A tsunami triggered by the explosive eruption of the underwater Tonga volcano in the Pacific Ocean slammed the shoreline of the Pacific nation Saturday (Jan. 15).
Satellites orbiting Earth captured a powerful undersea eruption in Tonga from space on Thursday (Jan. 13).
A telescope in Arizona modified to measure the true distance of galaxies has produced the largest three-dimensional map of the universe ever.
Astronomers have spotted three new exoplanets orbiting dangerously close to their parent stars, on the brink of extinction.
Astrophysics is a branch of space science that applies the laws of physics and chemistry to seek to understand the universe and our place in it.
Reference If the rays of the setting or rising sun hit the moon just right, the blood moon appears.
Reference Redshift and blueshift describe the change in the frequency of a light wave depending on whether an object is moving towards or away from us.
2021 was another record-setting year, ranking as the sixth hottest year on record. Following a trend, these past eight years have also been the eight hottest years on record.
As the James Webb Space Telescope begins the lengthy process of aligning its 18 primary mirror segments, astronomers wonder: What will the huge observatory look at first?
A group of physicists has measured gravity using the effects of time dilation — the slowing of time imparted by increased velocity or gravitational force — on atoms.
Reference The wormhole theory postulates that a theoretical passage through space-time could create shortcuts for long journeys across the universe.
Stellar groupings orbiting the outskirts of the Milky Way shed new light on the elusive dark matter surrounding our galaxy.
A rare type of white dwarf star has been erupting in the most extreme superflares of its kind ever seen, researchers find in a new study.
Astronomers have spotted the brightest ever 'Ccow' supernova shining in x-rays providing evidence the mysterious phenomenon might be driven by an emerging black hole or a neutron star.
Just weeks after the excitement of launch, the James Webb Space Telescope is already seeking focus in space.