Astronomy

Breathtaking video lets you see the far side of the Moon like the Apollo 13 astronauts

Why do we have leap years? Illuminating video exposes truth about Earth's wonky orbit

To find aliens, an astrobiologist wants you to change the way you think of life

Scientists reveal 3 steps to defend Earth from catastrophic asteroid impacts

NASA's Juno corrects a 25-year-old misconception about Jupiter

Betelgeuse: All the supernova questions and answers -- from astronomers

The ‘Pale Blue Dot’: On its 30th anniversary, why it's important to stare back at ourselves

NASA eyes trips to Venus, Io, and Triton: From hellish to tame

Deformed object in the Kuiper Belt defies planetary formation theory

Human missions to Mars will use lasers to communicate with Earth — NASA

NASA reveals the 2 things you need to qualify for a trip to the Moon

Study rewrites Mars' origin story, suggests planet took 15 million years to form

NASA/ESA video shows explosive Solar Orbiter launch, starting its journey to the Sun

NASA Solar Orbiter: 10 science instruments to transform our understanding of the Sun

NASA Solar Orbiter: Launch location, schedule, and how to watch it live

5 celestial events taking place in February 2020

ALMA telescope image reveals the stunning outcome of a stellar collision

Strange Martian phenomenon could tune out radio static on Earth for good

Solar Orbiter: Launch time, specs, mission goals for the sun-scoping spacecraft

NASA schedule: 4 events you won't want to miss in February 2020

Study reveals 14% of all massive stars are on collision course — and the results are weird

Neil deGrasse Tyson’s Super Bowl tweet: It will make you feel very small

Astrology 2020: Why your zodiac sign might be wrong

Incredible NASA visualizations reveal universe as you have never seen it before

Voyager 2 glitched 11.5 billion miles from Earth — here's how NASA is trying to fix it

Space-time warping star system confirms key aspect of Einstein's theory of general relativity

Two satellites almost crashed over Pittsburgh — here's what happened next

Breakthrough images provide closest look yet at the Sun's truly chaotic surface

Northern Lights: Stunning time-lapse video captures newly discovered aurora

NASA's Spitzer telescope will have a dramatically emo send-off

How to tell a Blood Moon from a Supermoon

We still don't know what space radiation does to humans — can new tech protect us?

Scientists reveal mystery behind the brightest supernova ever

What would an alien Earth look like?

What if life is a contagious, interplanetary disease?

Scientists discover massive structure connecting the Milky Way's stars

Scientists unveil video of massive stellar explosion in the early universe

This new method could fast-track the discovery of alien life

Black holes caught in galaxy crash reveal secrets of star-forming gas

In 2019, a 42-year-old NASA mission gave new insight into our solar system

The Quadrantid meteor shower: How to watch 2020's first cosmic light show

The 11 wildest space photos of 2019

New method could reveal 'hidden' exoplanets scattered throughout the cosmos

Scientists discover what fueled ancient supermassive black holes

CHEOPS: Europe's mission to study far-out planets fails to launch

SpaceX's ultra-bright Starlink satellites took astronomers by surprise

Scientists uncover the strange tale of how Enceladus got its stripes

2019 was the year a black hole broke the internet

Titan’s terrain is even scarier than we thought

Astronomers discover a giant planet orbiting around a tiny, dying star