Eddie Irizarry

Best pics of the comet as it swept safely past

Comet 21P/Giacobini-Zinner came closer to Earth this week than it had in 72 years. Favorite photos here, from the EarthSky community. Plus info on comet Wirtanen, which might become visible to the eye alone later this year.

Curiosity finds strange object on the surface of Mars

The Mars Curiosity rover captured images of this strange object on the planet’s surface on August 13. What is it? NASA scientists have figured it out.

Asteroid 2017 YE5 turns out to be double

Asteroid 2017 YE5 swept by Earth in late June. Turns out, it’s a double asteroid, with both bodies almost identical in size and not touching – only the 4th such object ever detected.

Fragments found for small asteroid that exploded over Russia last week

The meteor was seen over Russia on June 21. Now scientists from Ural Federal University are reporting finding meteorite fragments from the event. Plus … why are so many large meteors seen over Russia?

Small asteroid zipped through Earth’s atmosphere

The IAU confirmed that the asteroid originally designated ZLAF9B2 – now called 2018 LA – disintegrated at a height of 30 miles (50 km) over South Africa on June 2, 2018.

Very close asteroid encounter today

Asteroid 2010 WC9 will pass at about half the moon’s distance, in one of the closest approaches ever observed of an asteroid of this size.

Insight Mars is on its way

The Insight Mars lander is due to set down on Mars’ surface in November, 2018.

Asteroid buzzed Earth this weekend

2018 GE3 swept by at half the moon’s distance Sunday, just hours after being detected. Its size is 3 to 6 times that of the space rock that penetrated the skies over Chelyabinsk, Russia, in 2013.

See asteroid 2017 VR12 as it swept past

Asteroid 2017 VR12 passed at 3.76 times the moon’s distance on March 7. Here are images and video of its sweep past Earth.

How to see rock-comet 3200 Phaethon

You can’t see 3200 Phaethon – parent of the Geminid meteor shower and a strange asteroid-comet hybrid – with the eye alone. But backyard telescopes can pick it up. Charts and more here.