"Professor Goddard does not know the relation between action and reaction and the need to have something better than a vacuum against which to react. He seems to lack the basic knowledge ladled out daily in high schools."
--1921 New York Times editorial about Robert Goddard's revolutionary rocket work.

"Correction: It is now definitely established that a rocket can function in a vacuum. The 'Times' regrets the error."
NY Times, July 1969.

— New York Times

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Updated: 7 hours 13 min ago

This Week In Space podcast: Episode 144 —The great lunar armada

8 hours 58 min ago
On Episode 144 of This Week In Space, Rod Pyle and Tariq Malik take a look a pair of private moon missions by Firefly Aerospace and ispace that lifted off this week and so much more.
Categories: Astronomy

Nikon 5x15 HG monocular review

9 hours 13 min ago
The Nikon 5x15 HG monocular is tiny, but it promises the same high-quality build and lens of Nikon's other optical devices.
Categories: Astronomy

Satellites watch 'ghost island' solidify in the Caspian Sea before disappearing (photos)

10 hours 13 min ago
The Kumani Bank mud volcano in the Caspian Sea created an island in early 2023 that had almost disappeared by the end of 2024, according to Landsate satellite imagery.
Categories: Astronomy

World's largest telescope threatened by light pollution from renewable energy project

11 hours 13 min ago
Astronomers are sounding alarm bells as the world's most precious sky-observing location faces a light pollution risk due to a new renewable energy project.
Categories: Astronomy

SpaceX launching 27 Starlink satellites today in 1st flight since Starship explosion

12 hours 13 min ago
SpaceX is set to launch 27 of its Starlink internet satellites today (Jan. 18), just two days after a test flight of its Starship megarocket ended in an explosion.
Categories: Astronomy

Step inside a virtual reality art piece inspired by the James Webb Space Telescope

13 hours 13 min ago
Ashley Zelinskie's VR artwork Twin Quasar was inspired by the iconic deep-space image from the James Webb Space Telescope that introduced a new audience to gravitational lensing.
Categories: Astronomy

NASA's Jet Propulsion Lab to open next week after LA fires

Fri, 01/17/2025 - 6:00pm
NASA's Jet Propulsion Laboratory in Southern California has come through the L.A. fires in one piece. It will open next week to employees who need to work on site.
Categories: Astronomy

Space Force to march in Trump's Jan. 20 inauguration, a 1st for the new military branch

Fri, 01/17/2025 - 4:00pm
On Jan. 20, the U.S. Space Force will participate in the inauguration of President-elect Donald Trump, a first for the nation's newest military branch.
Categories: Astronomy

Major telescope makers hit by class action lawsuit over alleged price fixing

Fri, 01/17/2025 - 2:00pm
Amateur astronomers who have purchased telescopes from leading suppliers in the U.S. may be entitled to a payment from a class action settlement.
Categories: Astronomy

FAA requiring investigation into SpaceX Starship's Flight 7 explosion

Fri, 01/17/2025 - 1:36pm
The U.S. Federal Aviation Administration is requiring an investigation into the explosion of SpaceX's Starship upper stage during the vehicle's seventh test flight on Jan. 16.
Categories: Astronomy

Fastest disintegrating world ever seen 'spills its guts' for NASA's exoplanet hunter

Fri, 01/17/2025 - 1:00pm
NASA's TESS exoplanet hunter has found the fastest-disintegrating planet ever. Losing a moons-worth of matter every million years, it is a prime target for the James Webb Space Telescope.
Categories: Astronomy

Save 20% on the Lego Space Astronaut, one of our favorite space sets of 2024

Fri, 01/17/2025 - 12:47pm
Bag an $11 saving on Lego Creator 3-in-1 Space Astronaut, which can also be turned into a dog or a space shuttle.
Categories: Astronomy

Europe's new Ariane 6 heavy-lift rocket set for 2nd launch in February

Fri, 01/17/2025 - 11:00am
Europe is moving towards the second launch of its new Ariane 6 launcher after finding and addressing anomalies following its debut flight.
Categories: Astronomy

25 biggest space conspiracy theories: Debunked

Fri, 01/17/2025 - 10:27am
Here we debunk some of the most common and enduring space conspiracies.
Categories: Astronomy

Bushnell Equinox X650 5x32mm digital night vision monocular review

Fri, 01/17/2025 - 10:00am
The Bushnell Equinox X650 digital night vision monocular is an entry-level 5x32mm monocular capable of night vision. Is it worth considering?
Categories: Astronomy

Bright comet G3 ATLAS seen from space in new astronaut photo

Fri, 01/17/2025 - 10:00am
A photo taken from the International Space Station captures the brilliant comet known as C/2024 G3 ATLAS, which could be the brightest of 2025.
Categories: Astronomy

'Star Trek: Voyager' at 30: Why it was the right show at the wrong time

Fri, 01/17/2025 - 9:00am
The fourth live-action "Star Trek" TV show made some mistakes along the way, but it was arguably held back by the time it was made
Categories: Astronomy

Venus and Saturn take a sunset stroll tonight. Here's how to see it

Fri, 01/17/2025 - 8:30am
Venus and Saturn will appear extraordinarily close together in the night sky overnight on Jan. 17 during a celestial event known as a conjunction.
Categories: Astronomy

Feeding supermassive black holes may have ended the cosmic 'dark ages' billions of years ago

Fri, 01/17/2025 - 8:00am
NASA's Chandra and NuSTAR telescopes have teamed up to study a supermassive black hole-powered quasar that could have played a key role in ending the cosmic dark ages.
Categories: Astronomy

SpaceX Starship explosion likely caused by propellant leak, Elon Musk says

Fri, 01/17/2025 - 7:00am
SpaceX has traced the likely cause of the explosion that destroyed its Starship vehicle during its Jan. 16 test flight to a leak of liquid oxygen or liquid methane.
Categories: Astronomy