Giant Bubbles Expanding From The Milky Way Could Be Explained by a Single Event

Two sets of giant bubbles that extend thousands of light-years above and below the plane of the Milky Way could have been produced by the same event, in spite of their significant difference in size.   They’re called the Fermi bubbles and the eROSITA bubbles, and astronomers believe they were the result of activity by … Read more

Virgin Galactic plans to start flying paying customers this year

Virgin Galactic’s suborbital spaceliner is grounded at the moment, but the company is confident it’ll be fully up and running by the end of the year. Virgin Galactic flies people and payloads to suborbital space using an air-launch strategy: A carrier plane called VMS Eve drops the six-passenger, two-pilot VSS Unity space plane at an … Read more

Stunning image shows galactic dance of stars swirling around a supermassive black hole

Young stars surround a supermassive black hole in a stunning new image captured by an instrument designed to search for dark energy. The image shows a face-on view of the galaxy NGC 1566, which is nicknamed the Spanish Dancer for its dramatic swirling shape. The photograph comes from an instrument called the Dark Energy Camera, … Read more

Astonishing Image Captures The Epic Collision of Three Galaxies

An object 681 million light-years away might look like one glorious, exquisite mess, but there’s a lot more going on that a first glance indicates. The object showcased in a new Hubble image – called IC 2431 – is not one galaxy, but three, coming together in a massive galactic merger that will one day … Read more

The Milky Way’s Dramatic History of Violence Has Been Charted in a New Map

Over the course of the history of the Universe, the Milky Way has not been serenely sailing through intergalactic space. Quite the contrary, actually. Over the last 13.6 billion years or so, it has collided with and consumed multiple other galaxies.   Now, through painstaking work, astronomers led by Khyati Malhan of the Max Planck … Read more

Epic Search of Millions of Stars Finds No Traces of Intelligent Alien Life

Are there civilizations somewhere else in the Universe? Somewhere else in the Milky Way? That’s one of our overarching questions, and an answer in the affirmative would be profound.   Humanity’s pursued the Search for Extraterrestrial Intelligence (SETI) in one form or another since shortly after the advent of radio waves in the early 20th … Read more

Virgin Galactic is reopening space tourist ticket sales for a limited time

Starting Wednesday (Feb. 16), aspiring space tourists can once again book a trip to the final frontier with Virgin Galactic. The company announced Tuesday (Feb. 15) that it will temporarily reopen its waiting list for customers ahead of providing commercial service. The seat deposit is $150,000, and the total ticket price is $450,000. As of … Read more

Astronomers Keep Finding Stars That Should Be Dead. Now, We May Finally Know Why

The most massive stars in the Universe are also the shortest-lived. The more mass a star has, the more quickly it burns through its fuel reserves, resulting in lifespans that are less than around 10 million years.   This fascinating fact leads us to a puzzle. Most of these stars are found relatively close to … Read more