How the Solar System led planet-hunters astray

The structure of our Solar System has been known for centuries. When we finally started finding exoplanets, they surprised everyone.

The structure of our Solar System has been known for centuries. When we finally started finding exoplanets, they surprised everyone.
The inside story of the investigation—and the catastrophe it laid bare

For the first time since the 1960's, it looks doubtful whether the US space agency is even capable of getting us to the Moon.

A multimillion-dollar digital camera could revolutionize astronomy. But first it needs to climb a mountain halfway around the globe

"There's a reason no glory has been seen before outside our solar system — it requires very peculiar conditions."

A nova named T Coronae Borealis lit up the night about 80 years ago, and astronomers say it’s expected to put on another show in the coming months.

Despite being some six billion kilometers away, the sun from Pluto would be a dazzling sight to behold—carefully, that is

Real scientists are searching for alien life. Don’t let the kooks distract you.

I've been involved in spacecraft and space systems design and development for my entire career, including teaching the senior-level capstone spacecraft design course, for ten years at MIT and now at the University of Maryland for more than three decades.

The giant world Halla should have been swallowed by its star long ago. Scientists now think they know how the planet cheated death.

The tangled history of humanity’s search for the solar system’s uncharted planets.
Beyond our solar system, the universe is full of planets—but also asteroids, auroras, and other familiar cosmic wonders.

"Discoveries like this really open our eyes to the fact that we are still uncovering mysteries and exploring wonders in the universe..."

Our galaxy’s enormous scaffolding is shaped by complex magnetic fields

These days it takes a generation to build a great astronomical observatory. A new one is taking shape in the Atacama Desert.
This article answeres the questions of how to start a rocket engine and takes you on a deep dive into spark plugs, torch ignitors and more.

The discovery of giant superclusters of galaxies are challenging our very understanding of the Universe.
Finding a piece of the elusive cosmic body that devastated a Siberian forest a century ago could help save Earth in the centuries to come

When a SpaceX Falcon Heavy launched a national security mission to geostationary Earth orbit Jan. 15, the Space Force revealed that three of the payloads onboard were developed by one of its most s…

An operatic, 3D-animated tour of some of the most fascinating exoplanets yet discovered reveals burning ice and gemstone rain

The 1950s-era Soviet mission to first photograph the far side of the moon.

The record-breaking signal could be the key to unlocking many cosmic mysteries.

The small body beyond Pluto visited by NASA's New Horizons spacecraft is now officially known as Arrokoth

New Horizons is about to wake up and study the Kuiper Belt, the universe, and even Uranus and Neptune. But a new target to visit could trump them all

55 Cancri e appears to have a deadly surface made entirely of lava, but understanding it could help us find more habitable planets.

Are invisible aliens living among us in shadow biospheres? Is extraterrestrial life hiding in plain sight?

“It has been three decades since we last saw these faint, dusty rings.”…
A small experiment on a NASA rover is tinkering with the alien atmosphere.
F-15 vs. Satellite

The key to understanding the origin and fate of the universe may be a more complete understanding of the vacuum.

Bill Ochs, the project manager for the James Webb telescope shares the trials and tribulations of the launch and what it's like having the images out in the world.

The Fermi Paradox: There should be 100,000 intelligent alien civilizations in our galaxy — so why haven't we found any of them?

Their magnetic fields—the strongest we’ve observed—could melt you from 1,000 km away.

By now we’ve all heard the news that none of us wanted to hear — a significant breakup occurred in space, and was intentionally performed…

The Martian started as a self-published blog, and became a major motion picture.

A new study's "treasure map" suggests that a planet several times more massive than Earth could be hiding in our solar system, camouflaged by the bright strip of stars that make up the Milky Way.

Researchers are taking a closer look at this science-fiction staple—and bringing the idea a little closer to reality

A lone astronaut testing the first faster-than-light spacecraft travels farther than he imagined possible. "FTL" by Adam Stern #DUST #scifi #shortfilm More About FTL: Ethan Kane, a NASA Astronaut and decorated pilot, has recently retired from active duty to spend more time with…

The mysterious dark vacuum of interstellar space is finally being revealed by two intrepid spacecraft that have become the first human-made objects to leave our Solar System.

On the 91st Martian day, or sol, of NASA’s Mars 2020 Perseverance rover mission, the Ingenuity Mars Helicopter performed its sixth flight. The flight was designed to expand the flight envelope and demonstrate aerial-imaging capabilities by taking stereo images of a region of…
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In space, every failure could equal disaster. On Earth, they were priceless gifts.

Stars that have gone missing from the Hyades cluster may have been torn away by a dark matter monster with the mass of 10 million Suns.
The theoretical physicist Andrei Linde may have the world’s most expansive conception of what infinity looks like.

Dark sprays of material at the south pole of Mars are due to eruptions of CO2 and dust

Over the past two years, astronomers have rewritten the story of our galaxy.

For decades, Jim Woodward dreamed of a propellantless engine to take humans to the stars. Now he thinks he’s got it. But is it revolutionary—or illusory?

We’ve mapped Mars, the Moon, the solar system, even our own galaxy. Which means there is only one thing left to understand in this symbolic way and that is the entirety of the cosmos.