Astronomy

Astronomers observe an object in space unlike anything they've seen before

Astronomers recently observed a type of object in space unlike anything we’ve come across before. 288P is a binary asteroid – or two asteroids …

Space Science

Say goodbye to summer: Seven maps that explain the autumnal equinox

Fall begins Friday, on the autumnal equinox, when the sun’s direct rays beat down directly over the equator. It’s the halfway point between the longest and shortest days of the year — the beginning of the “dark half” of the year in the Northern Hemisphere. Dusk is arriving noticeably earlier, and …

Space Science

The Ultimate, Indisputable Ranking of Planets in the Solar System

Recently, my colleagues at Deadspin posted a ranking of the planets. But it was mostly incorrect. After extensively researching and writing about our …

Planets

We Might Finally Know Where All Those Mysterious Cosmic Rays Are Coming From

They're not from this galaxy.<p>The highest energy cosmic rays hitting Earth have finally had their point of origin pinned down. And it isn't from …

Universe

5 Things You Didn't Know About the Autumnal Equinox

September 22 usually marks the autumnal equinox, the first day of fall in the Northern Hemisphere. It's the day when the earth is perfectly angled …

Space Science

Mysterious Fast Radio Bursts May Be Occurring Every Second

And we still don't know what they are.<p>Fast radio bursts are quite the ongoing space mystery. We don't know what they are, and only a couple of dozen …

Science

0.5 seconds in the Sun

It’s funny — in astronomy, you wouldn’t think split-second timing would be all that critical for getting a good shot of some cosmic object. After …

Space Science

Autumn Equinox 2017: Why Friday Is the First Day of Fall

Friday's autumn equinox marks the end of summer and the first day of fall for anybody living in the Northern Hemisphere, meaning colder weather and …

Space Science

Can you balance an egg on the equinox? Truth behind bizarre theory revealed

It's time to dig out your scarf and start complaining that the days are getting shorter, because Autumn is officially here.<p>The autumnal equinox takes …

Space Science

The fall equinox comes once a year but when is it and what does it mean?

September 22 marks the 2017 fall equinox in the United States and the start of autumn across the northern hemisphere—at the same time in the southern …

Space Science

Autumn Equinox 2017: How is today important astronomically and why is it depressing?

It's the autumn equinox, both the beginnings and end of some of the most important times of the year. As such, it's astronomically important – and …

Space Science

A Near-IR Photo of the Moon’s Shadow During the Great American Eclipse

During the Great American Eclipse, L. Paul Verhage sent up a high-altitude balloon in Eastern Oregon and captured this beautiful photo of the moon’s …

Photography

Hurricane Maria Damages Parts of Puerto Rico's Arecibo Observatory

Puerto Rico's iconic Arecibo Observatory has sustained some significant damage from Hurricane Maria, officials reported today (Sept. 22).<p>The storm …

Weather

Autumn is here and these stunning pictures show why it’s the best season

You can officially wave goodbye to the summer because the first day of autumn is here.<p>Uber has lost it's licence and Londoners are pretty upset about …

Space Science

If you’ve got a telescope or good camera, look up at the sky tonight

Since being launched in September last year, NASA’s OSIRIS-REx spacecraft has been racing around the sun at an average speed of 100,800km/h.<p>But it’s …

Space Exploration

Young moon and Jupiter

Wow! The young moon returned to the evening sky, near the bright planet Jupiter, on the last day of northern summer. Photos from the EarthSky …

Space Science

Celebrate the Autumn Equinox 2017 with Jupiter, Moon Conjunction

While residents of the northern half of the Earth prepare for shorter days and colder weather — the first day of fall is today (Sept. 22) — there is …

Space Science

Scientists spot odd pair of asteroids locked in a watery dance

While NASA is hard at work getting a fancy probe to steal rocks from a nearby asteroid, researchers with their eyes on the rocky belt of debris that …

Science

Why Are There Seasons? On the First Day of Autumn, Here is a Reminder

The secret is in Earth's tilt.

Space Science

2017 September 22 - Solar Eclipse Solargraph

<b>Solar Eclipse Solargraph</b> <b><br>Image Credit & Copyright:</b> Chuck Bueter (Nightwise.org)<p><b>Explanation:</b> Today is the September equinox. Heading south, the Sun's …

Space Science

Here’s an idea: Buy solar eclipse glasses now for $15 so you don’t have to pay $150 later

People started to lose their minds last month when we were getting close to the solar eclipse. They scrambled to get their hands on solar eclipse …

Shopping

Something Completely Bizarre Is Currently Flying Through Our Solar System

This has never been seen before.<p>NASA’s Hubble telescope has spotted something hurtling through our solar system that honestly feels more at home in a …

Planets

Are We About To See A Black Hole?

If there is one thing science is good for, it's going to extremes.<p>A lot of science's history is just one story after another of people figuring out how to do something that, just a few years before, was thought to be impossible.<p>The impossible was heavy on my mind last Wednesday as I found out just …

Astrophysics

Cassini captured mysterious 'glitch' on Saturn's rings before death dive

Cassini sent home one last batch of photos from Saturn before plunging to its death Friday and among them was an attempt to record a mysterious object embedded in the planet's rings, otherwise known as "Peggy."<p>Peggy lives along the edge of Saturn and is an anomaly from which researchers have been …

Space Exploration

Happy Equinox! Here’s how quickly the days are getting shorter where you live.

Sept. 22 marks the fall equinox, ushering in the year's best season on a day that lasts almost exactly 12 hours no matter where you are on the globe.<p>Many of us in the Northern Hemisphere start noticing the days get shorter right about now, although in truth this has been happening for months — ever …

Arctic Circle

New Horizons Probe Wakes from 5-Month Slumber

NASA's New Horizons spacecraft is zooming through the outer solar system with its eyes open once again.<p>New Horizons woke from a five-month …

Space Exploration

Astronomy Picture of the Week – Cassini’s Impact Site on Saturn

I know I’m late. I got about 30 minutes of sleep last night and I had work at 12pm, so… sorry. But at least I got it in on Wednesday this time! …

Space Science

Idaho May Soon Be Home to the U.S's First Dark Sky Reserve

If approved, Idaho will have the twelfth reserve worldwide.<p>Pure, unobstructed stargazing in the U.S. is a rare treat—nearly 80 percent of North Americans live in areas where light pollution obscures most of the night sky. However, tourists may soon find themselves flocking to central Idaho to see …

Travel

Our closest star system may be home to a stolen star and planet

Proxima Centauri may be an interloper from far away. The stellar system closest to Earth consists of three stars: the closely orbiting pair of Alpha …

Exoplanets

Cassini says goodbye with images from dying moments

Cassini circled Saturn for 13 years before plunging into its thick atmosphere on September 15, bringing to an end a mission spanning 20 years that …

Space