Space & Future
Dead stars may be hiding the missing mass of galaxy clusters
Galaxy clusters, the largest structures held together by gravity in the universe, may be far heavier than scientists once believed.
New research suggests that much...
A giant star is changing before our eyes and astronomers are watching in real...
For decades, astronomers have been watching WOH G64, an enormous heavyweight star in the Large Magellanic Cloud, a galaxy visible with the naked eye...
Are there hidden dimensions to the universe
This is Part 1 of a series on large extra dimensions.
I always say that one of the things that separates real science from pseudoscience...
Astronomers discover a hidden factory of organic molecules in a dust-shrouded galaxy
rich mix of organic molecules deep inside a nearby galaxy, offering a new glimpse into how the basic ingredients of chemistry may form in...
A strange Martian dust storm offers new clues to how Mars lost its water
Mars today is a cold, dry desert, but its surface tells a very different story.
Ancient river channels, lake basins, and minerals formed in water...
This mysterious particle may be proof that black holes can explode
In 2023, physicists detected something that should not have existed: a single subatomic particle called a neutrino carrying an almost unimaginable amount of energy.
This...
Is there really a black hole at the Milky Way’s center—or something even stranger?
For decades, astronomers have believed that a supermassive black hole sits at the heart of our galaxy.
This object, known as Sagittarius A*, is thought...
Is there a link between primordial black holes, neutrinos, and dark matter
Humanity has worked itself into a position where we can detect a single high-energy particle from space and wonder where in Nature it came...
After 50 years, Jupiter’s true size is finally revealed
For more than half a century, scientists believed they had a solid grasp of Jupiter’s size and shape.
As the largest planet in the solar...
Webb Telescope spots rare five-galaxy merger just 800 million years after the big bang
Astronomers have spotted an unexpected and dramatic event in the early universe: a tightly packed collision involving at least five galaxies just 800 million...
Why planets with two suns almost never survive
Planets with two suns, like the famous desert world Tatooine from Star Wars, capture our imagination.
Yet in real life, these so-called circumbinary planets—planets that...
The universe’s first matter really was a soup—and scientists can now see it slosh
In the very first moments after the Big Bang, the universe looked nothing like it does today.
Instead of stars, atoms, or even protons, everything...
Deep Space
How did Mars become uninhabitable
Mars has captured our imagination for centuries.
Ever since the invention of the telescope our imagination has often drifted toward the possibility of life on...
Scientists find a new class of cosmic explosions
Astronomers have found two objects that, added to a strange object discovered in 2018, constitute a new class of cosmic explosions.
The new type of...
MIT tips for viewing the 2024 total solar eclipse
On Monday, April 8, the United States will experience a total solar eclipse — a rare astronomical event where the moon passes directly between...
Giant cosmic cloud reveals supersonic web of gas in deep space
Astronomers have uncovered a surprisingly wild and tangled network of gas filaments inside a giant cloud far out in our Milky Way galaxy.
This discovery,...
The metallic asteroid 16 Psyche might not be what once thought
The widely studied metallic asteroid known as 16 Psyche was long thought to be the exposed iron core of a small planet that failed...