Earth is farthest from the sun today. So why is it so hot?
Earth is at its farthest point from the sun on July 3. So why are temperatures so high across the U.S.?
See Mercury at greatest elongation, its farthest from the sun in the evening sky this week
The rocky world will be visible for a brief window after sunset.
’52 Assignments: Night Photography’: A Q&A with author and astrophotographer Josh Dury
"…are we potentially the last generation that will see the night's sky in its entirety?"
Hubble Telescope finds stellar nursery in Taurus Molecular Cloud | Space photo of the day for July 2, 2025
The space telescope spied three young stars in the nebula.
A newly forming ocean may split Africa apart, scientists say
A plume of molten rock deep beneath eastern Africa is pulsing upward in rhythmic surges, slowly splitting the continent and potentially marking the birth of a new ocean, a new study reports.
The secret of why Mars grew cold and dry may be locked away in its rocks
As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked up in rocks.
Exoplanets that cling too tightly to their stars trigger their own doom: ‘This is a completely new phenomenon’
Some planets take the expression "you're your own worst enemy" to the extreme — triggering stellar flares from their own parent stars by being too clingy.
Dust devils on Mars may spark lightning — possibly threatening NASA’s Perseverance rover
Our Red Planet explorers may encounter a peculiar threat.
Astronomers capture incredible 1st image of a dead star that exploded twice. How did it happen?
Astronomers have discovered the first evidence of a white dwarf wiped out by a double-detonation supernova, also providing space-lovers with stunning eye-candy.
James Webb Space Telescope uses cosmic archeology to reveal history of the Milky Way galaxy
Cosmic archeologists have used the James Webb Space Telescope to excavate ancient disk galaxies that tell the story of how the Milky Way and other modern galaxies evolved.