The top space stories of the week! By Doris Elin Urrutia These are the top space stories this week from Space.com.
Comet Neowise: An increasingly rare opportunity to spot an icy wanderer with the naked eye By Gareth Dorrian, Ian Whittaker Neowise is the first bright comet to be visible with the naked eye from the northern hemisphere since the mid-1990s.
We could one day predict the most dangerous solar flares 24 hours in advance, study suggests By Charles Q. Choi Scientists may one day be able to predict dangerous solar flares just one day in advance using a new solar outburst model, a new study finds.
NASA's Mars rover Perseverance is fine and out of 'safe mode' By Mike Wall You can breathe easy now: All is officially well with NASA's newly launched Mars rover Perseverance.
Space Chat with Space.com: Tune in Fridays for science, space and more! By Chelsea Gohd Fridays at 1 p.m. EDT (17000 GMT), Space.com staff writer Chelsea Gohd will host the brand new series "Space Chat."
Pictures from space! Our image of the day By Space.com Staff NASA astronauts Megan McArthur and Shane Kimbrough can be seen in this image, which McArthur shared to Twitter, at SpaceX, practicing how to fly the company's Crew Dragon vehicle.
NASA's Perseverance rover launch kicks off audacious Mars sample-return project By Mike Wall Humanity's first interplanetary sample-return campaign is now underway.
A weird long cloud on Mars has returned. It's right on schedule, scientists say. By Meghan Bartels A weird long cloud has formed so many times over the same Martian volcano that scientists have given up and named it.
When worlds collide: Stunning 3D simulation shows what happens in giant planetary crashes (video) By Samantha Mathewson New 3D supercomputer simulations show the early stages of planetary collisions, demonstrating what may happen to an Earth-like planet struck by a giant object.
China's Chang'e 4 moon mission completes 20th day on lunar farside By Andrew Jones China's Chang'e 4 moon lander and rover have concluded their science tasks for a 20th lunar day on the far side of the moon.
NASA launches Mars rover Perseverance to seek signs of ancient life By Mike Wall The life-hunting, sample-caching Mars rover Perseverance launched from Florida's Cape Canaveral Air Force Station this morning (July 30), kicking off a seven-month cruise to the Red Planet.
NASA's next Mars rover, Perseverance, will launch today. Here's how to watch. By Amy Thompson The car-sized Perseverance rover is set to launch toward Mars Thursday (July 30) during a two-hour window that opens at 7:50 a.m. EDT. Watch it live here.
NASA's Mars 2020 Perseverance rover has a key role in the search for ancient life By Chelsea Gohd As NASA's latest Mars-bound rover readies for launch, we reflect on what we know about life on Mars.
Replay: Space.com talks 'Summer of Mars' with NASA, Planetary Society By Tariq Malik Join Space.com for our free "Summer of Mars" webinar on today, July 29, at 12 p.m. EDT (1600 GMT).
Strange gas signature on Mars may help explain methane mystery By Meghan Bartels A Mars orbiter run by the European Space Agency (ESA) has sniffed out two never-before-seen chemical signatures in the Red Planet's atmosphere.
An asteroid the size of a car just zipped by Earth in close flyby By Tariq Malik A car-sized asteroid discovered over the weekend flew by Earth today (July 28) at a range close to the orbits of some satellites.
Weird behavior of Earth's magnetic field over South Atlantic dates back 11 million years By Samantha Mathewson What's the deal with the South Atlantic anomaly?
NASA's Mars 2020 rover Perseverance is 'go' for launch By Mike Wall The $2.7 billion Mars 2020 Perseverance rover mission passed its launch readiness review, the last big hurdle to clear before its planned liftoff on Thursday (July 30).
See Hurricane Hanna from space as seen by astronauts and satellites (video) By Chelsea Gohd For astronauts and satellites alike, space is proving to be a perfect vantage point to spot swirling hurricanes.
NASA's Mars 2020 Perseverance rover will use some of the best Martian maps ever made By Mike Wall NASA's next Mars rover Perseverance will explore the Red Planet with the aid of some of the most precise Martian maps ever created.
