Jorge Zuluaga

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Time-lapse Photography

A New Planetary System Has Been Found with Three Super Earths

As of March 1st, 2018, 3,741 exoplanets have been confirmed in 2,794 systems, with 622 systems having more than one planet. Most of the credit for …


Scientists Find that Earth Bacteria Could Thrive on Enceladus

For decades, ever since the <i>Pioneer</i> and <i>Voyager</i> missions passed through the outer Solar System, scientists have speculated that life might exist within …


Did the Milky Way Steal These Stars or Kick Them Out of the Galaxy?

Despite thousands of years of research and observation, there is much that astronomers still don’t know about the Milky Way Galaxy. At present, …


Catch Sight of Humanity Star… While You Can

Humanity Star: shinny star-ball, or light pollution menace? Credit: Humanity Star.It’s a question I’ve gotten lots, now that the calendar has flipped …

Space Exploration

Rosetta’s 67P Is The Result Of A Collision Of Two Comets

Ever since we’ve been able to get closer looks at comets in our Solar System, we’ve noticed something a little puzzling. Rather than being round, …


Ask Ethan: Could Dark Matter Not Be A Particle At All?

Everything we’ve ever detected in the Universe, from matter to radiation, can be broken down into its smallest constituents. Everything in this world is made of atoms, which are made of nuclei and electrons, where nuclei themselves are made of quarks and gluons. Light itself is made of particles: …

Dark Matter

One of the oldest stars in the Milky Way discovered

J0815+4729 is a star with both an extreme iron deficiency and a carbon surplus, which suggests it’s one of the oldest stars ever found in the Milky …


A signal from the 1st stars

It’s potentially one of the most exciting astronomical discoveries of the decade. Astronomers have detected a signal from the 1st stars to form in …


Colorful Clouds Churn on Jupiter in Stunning NASA Juno Image

NASA's Juno spacecraft captured this stunning image of Jupiter's south pole during a close flyby of the planet on Feb. 7.<p>The view reveals colorful …


Researchers Devise a New Way to Solve Long-Standing Mystery About the Universe

We know that the universe is expanding, but a strange discrepancy in just how fast that expansion is occurring continues to confound physicists—and …


European Spacecraft Catches Saturn Looming Behind Mars Moons (Photos, Video)

Saturn drifts behind Mars' tiny, battered moons Phobos and Deimos in spectacular imagery captured by the European Space Agency's (ESA) Mars Express …


It Turns Out, Andromeda is Younger Than Earth… Sort Of

Since ancient times, astronomers have looked up at the night sky and seen the Andromeda galaxy. As the closest galaxy to our own, scientists have …


Falcon Heavy May Have Drastically Increased the Number of Asteroids We Can Mine

Asteroid mining is about more than just heading up into space and bringing back a rock full of platinum—you actually need to land something on just …

Falcon Heavy

Website follows journey of Elon Musk's Tesla Roadster through space

Elon Musk's Tesla Roadster may have slipped the surly bonds of Earth, but you can still follow its path through the Solar System. Satellite guru Ben Pearson's unofficial website is tracking the EV based on NASA data and his own flight modeling (which, it turns out, is more …


A Geoengineered Future Is Downright Scary

Catastrophic climate change seems inevitable. Between the still-accelerating pace of greenhouse gas emissions and the voices of global warming …

Climate Change

Jupiter's Great Red Spot may have only 10 to 20 years left before it dies

Get a good look at Jupiter's Great Red Spot while you can. The giant storm as we know it today is shrinking, and it might fade into memory within your lifetime.<p>NASA's $1 billion Juno probe took stunning photos of the Great Red Spot in July 2017 — the closest images we've ever gotten of the giant …


Striped Rocks That Look Strikingly Similar To Ones On Earth Have Been Found On Mars By NASA

NASA’s Opportunity Rover continues to surprise and excite, and recently there has been a new discovery of striped rocks on Mars which would not look …

Mars Rover

This Medieval Town is Built Inside a Crater and Composed of Millions of Diamonds

From the greystone of Montreal to the limestone of Jerusalem, every city has its own iconic identity read through the city’s urban fabric. Scanning …


Episode 4 - All the Lonely Planets

<b>Download the .mp3 file</b><p>A conversation about alien life with Dr. David Grinspoon, author of <i>Lonely Planets</i>. We talked about<p>David Grinspoon<p>his career as …

Hubble Sees Neptune's Mysterious Shrinking Storm

Three billion miles away on the farthest known major planet in our solar system, an ominous, dark storm – once big enough to stretch across the …

Hubble Space Telescope

Is Humanity Ready for the Discovery of Alien Life?

Most Americans would probably be thrilled to learn extraterrestrials (intelligent or not) exist. Other nationalities beg to differ


Arizona Meteorite Fetches Record-Breaking $237,500 at Auction

A rare meteorite that plowed through the Arizona desert nearly 50,000 years ago sold for a staggering $237,500 during an online auction.<p>Weighing in …


How Will We React to the Discovery of Extraterrestrial Life?

Introduction<p>How will we react to the discovery of alien life? In 1953, the Robertson Panel warned of the danger of mass hysteria (Durant, 1953), and …


Earthlings likely to welcome alien life rather than panicking, study shows

Should aliens be discovered, public reaction is likely to be positive, say researchers – despite alarming fictional portrayals of contact<p>“The fear I felt was no rational fear, but a panic terror,” wrote HG Wells, describing his narrator’s response to a Martian invasion in War of the Worlds.<p>But …


3.8 billion miles! New Horizons spacecraft sends pictures from farthest vantage point

Two and a half years after becoming the first probe to study Pluto up close, NASA’s New Horizons spacecraft is gaining more fame for possessing the …


New Horizons Captures Record-Breaking Images in the Kuiper Belt

NASA’s New Horizons spacecraft recently turned its telescopic camera toward a field of stars, snapped an image – and made history.

Solar System

Natural telescope sets new magnification record

Extremely distant galaxies are usually too faint to be seen, even by the largest telescopes. But nature has a solution—gravitational lensing, …