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Astronomers

After two eclipse expeditions confirmed Einstein's theory of general relativity, the scientist became an international celebrity.

One Hundred Years Ago, Einstein’s Theory of General Relativity Baffled the Press and the Public

Few people claimed to fully understand it, but the esoteric theory still managed to spark the public’s imagination

It’s Death By A Million Cuts on This Slasher Planet!

Trending Today

NASA Celebrates Halloween With These Interstellar Horror Posters

The artwork highlights the weird world of exoplanets where it rains glass and planets circle zombie stars

An artists interpretation of the Yeti Galaxy.

New Research

Behold This ‘Cosmic Yeti,’ a Monster Galaxy From the Beginning of Time

Astronomers recently spotted 12.5 billion-year-old light from the giant galaxy, which helps explains the evolution of the early universe

Artist's impression of gas flow in a protoplanetary disk.

New Research

To Find Baby Planets, Researchers Chase Waterfalls of Gas

Analysis of data from the ALMA telescope shows gas flows from the surface to middle of protoplanetary discs as new planets form

Artist's conception of a watery Venus.

New Research

Venus Could Have Been Habitable for Billions of Years

New simulations show the planet could have maintained moderate temperatures and liquid water until 700 million years ago

Based on the speed and trajectory of a newly detected object, astronomers believe it came to our solar system from beyond. This illustration shows the first known interstellar object to fly though our solar system, 'Oumuamua.

Astronomers Spot a Comet That Likely Came From a Different Solar System

After ‘Oumuamua, the newly detected rock is just the second known object to visit from interstellar space

The green blob of X-rays in the lower left quadrant of the Fireworks galaxy lasted about 10 days before disappearing.

New Research

Astronomers Puzzle Over Short-Lived Glowing Green Light Bursts

The ultra luminous X-rays lasted about 10 days in the aptly named Fireworks galaxy

Cool Finds

Nevada Has a Massive New Dark Sky Sanctuary

The night skies at 100,000-acre Massacre Ridge are some of the starriest in the world

New Research

New 3-D Map Shows Milky Way’s Big Twist

By mapping the distance of Cepheid stars, researchers reveal that our galaxy is warped

Future of Space Exploration

First Moon-Forming Disk Detected Swirling Around an Exoplanet

Telescope observations suggest that a cloud of gas and dust around a planet 370 light-years away may be coalescing into planet-sized moons

Trending Today

Grand Canyon Will Soon Be a Dark Sky Park

After three years of retrofitting lights, the national park will soon be certified by the International Dark Sky Association

Artist's rendering of the planets orbiting PDS 70.

Future of Space Exploration

Astronomers Snap a Rare Picture of Two Baby Planets

The Very Large Telescope imaged Planets PDS 70b and PDS 70c about 370 light years away creating a gap in the gas and dust disk around their star

Cool Finds

The Oldest Film of a Solar Eclipse Has Been Restored and Released Online

In 1900, magician, astronomer and filmmaker Nevil Maskelyne used a special adapter to film the astronomical event in North Carolina

The sixty Starlink satellites before being deployed.

Future of Space Exploration

Astronomers Worry New SpaceX Satellite Constellation Could Impact Research

The first of SpaceX’s 12,000 Starlink broadband satellites launched last week, raising fears they could interfere with ground-based telescopes

Future of Space Exploration

One-Third of Exoplanets Could Be Water Worlds With Oceans Hundreds of Miles Deep

A new statistical analysis suggests seas hundreds of miles deep cover up to 35 percent of distant worlds

Harvard astronomers theorize that a meteor that struck Earth's atmosphere in 2014 could have been from another solar system, judging by what scientists know about 'Oumuamua, an interstellar object that zipped through our solar system in 2017. (An artist's depiction of 'Oumuamua is seen here.)

An Interstellar Meteor May Have Collided With Earth in 2014

Researchers have identified an object that, they theorize, was traveling too fast to have originated within our solar system

2007 OR10 is the largest object in our solar system with out a name.

The Largest Unnamed Object in the Solar System Needs a Title—and You Can Help

2007 OR10 needs a snazzier moniker; the public can now choose between ‘Gonggong,’ ‘Holle’ and ‘Vili’

New Research

Exoplanet Core Orbiting a Dying Star May Help Astronomers Understand What Lies in Store for Our Solar System

It’s likely the planetesimal orbiting a white dwarf 410 light years away was the core of a minor planet caught in its immense gravity

The most recent vortex on the left and the first one discovered in 1989 by Voyager 2.

New Research

There’s a Dark and Stormy Vortex Brewing on Neptune

It is the sixth massive dark and stormy vortex found on the planet since 1989 and the only one astronomers have watched develop

The positions of the globular clusters used to estimate the mass of the Milky Way.

Cool Finds

How Much Does the Milky Way Weigh?

Measurements from the Gaia satellite and Hubble Space Telescope show our galaxy tips the scales at about 1.5 trillion solar masses

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