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Space News & Blog Articles
Hundreds of supernova remnants remain hidden in our galaxy. These astronomers want to find them
Finding more debris from stellar explosions will tell us about how heavy elements are distributed across the galaxy.
Galaxy shapes can help identify wrinkles in space caused by the Big Bang
A new method to detect Baryon Acoustic Oscillations in the universe could help measure cosmic distances more accurately.
NASA's OSIRIS-REx mission almost bit the dust — then Queen guitarist Brian May stepped in
The OSIRIS-REx spacecraft will soon return to Earth. What's on board could reveal the extraterrestrial origins of life on Earth.
Ariane 6 media briefing – September 2023
Video: 01:00:57
Watch the replay of the media briefing and the question-and-answer session outlining the progress achieved and the upcoming steps in the Ariane 6 development test campaign. Updates are given on tests conducted at Europe’s Spaceport in Kourou, French Guiana, and at the German Aerospace Center DLR’s technical centre in Lampoldshausen, Germany.
The European Space Agency has a transparency problem — but it's completely legal
When it comes to disclosing information and informing taxpayers how it handles their money, the European Space Agency has far fewer obligations than NASA. But is such status justified?
See the moon meet up with Jupiter in the night sky tonight
The moon will meet up with Jupiter throughout the night on Sept. 4, making a close approach to the solar system's largest planet in the night sky.
SpaceX's Crew-6 astronauts splash down after 6-month stay on ISS
The SpaceX Crew-6 astronauts Stephen Bowen, Woody Hoburg, Sultan AlNeyadi and Andrey Fedyaev are back on Earth, having each completed their first long-duration spaceflight on the ISS.
Live coverage: Falcon 9 rocket counting down to SpaceX’s record-breaking 62nd launch of the year
SpaceX rolled out a Falcon 9 Sunday for a record-breaking 62nd launch of the year. Image: Spaceflight Now.
A Falcon 9 rocket is being readied Sunday for a record-breaking 62nd orbital launch of the year for SpaceX. The previous record was set in 2022 with 61 launches by the company. Liftoff from pad 39A at the Kennedy Space Center, with 21 Starlink satellites aboard, is currently targeted for 9:56 p.m. EDT (0156 UTC).
A Bizarre Pulsar Switches Between Two Brightness Modes. Astronomers Finally Figured Out Why.
Pulsars are the lighthouses of the universe. These rotating dead stars shoot twin jets of radiation from their poles, usually with a predictable rhythm. But sometimes pulsars behave strangely, and one pulsar in particular has had astronomers scratching their heads for years. It’s called PSR J1023+0038, and a decade ago, it shut off its jets and began oscillating between two brightness levels in an unpredictable pattern. Now, scientists think they understand why: it is busy eating a neighboring star.
The Closest Supernova Seen in the Modern Era, Examined by JWST
In November of 1572, Tycho Brahe noticed a new star in the constellation Cassiopeia. It was the first supernova to be observed in detail by Western astronomers and became known as Tycho’s Supernova. Earlier supernovae had been observed by Chinese and Japanese astronomers, but Tycho’s observations demonstrated to the Catholic world that the stars were not constant and unchanging as Aristotle presumed. Just three decades later, in 1604, Johannes Kepler watched a supernova in the constellation Ophiuchus brighten and fade. There have been no observed supernovae in the Milky Way since then.
India's Chandrayaan-3 landed on the south pole of the moon − a space policy expert explains what this means for India and the global race to the moon
India made history as the first country to land near the south pole of the moon with its Chandrayaan-3 lander on Aug. 23, 2023. This also makes it the first country to land on the moon since China in 2020.
Did 'Star Trek: Strange New Worlds'' second season overdo the gimmicks?
With a "Lower Decks" crossover, a musical episode and lots of James T. Kirk, Captain Pike and his crew couldn't move for novelty episodes.
Taking out the trash: Here's how private companies could be vital for space debris removal
Space debris is becoming a major issue for both private companies and space agencies. But estimates of how much troublesome litter is actually in orbit are daunting and tricky to make.
Watch SpaceX launch 21 Starlink satellites tonight
SpaceX will launch 21 more of its Starlink internet satellites to orbit tonight (Sept. 3), and you can watch the action live.
Boom's supersonic jet moves toward debut flight (photos)
Boom Technology's XB-1 supersonic jet has passed key milestones on the path to its historic first flight.
West Coast Falcon 9 launches 13 demonstration satellites for military mega-constellation
A double-exposure captures the launch of a Falcon 9 on a mission for the Space Development Agency and its landing seven and half minutes later. Image: SpaceX.
A Falcon 9 rocket launched 13 demonstration satellites for a planned U.S. military mega-constellation from Vandenberg Space Force Base in California on Saturday. It was the 61st orbital launch of the year for SpaceX.
Is Humanity Ready to Realize the Dream of Interstellar Travel?
For generations, humans have dreamed, speculated, and theorized about the possibility of journeying to distant stars, finding habitable planets around them, and settling down. In time, the children of these bold adventurers would create a new civilization and perhaps even meet the children of Earth. People could eventually journey from one world to another, cultures would mix, and trade and exchanges would become a regular feature. The potential for growth that would come from these exchanges – intellectually, socially, politically, technologically, and economically – would be immeasurable.
Watch SpaceX's Crew-6 Dragon depart ISS with 4 astronauts aboard on Sept. 3 after delay
SpaceX's Crew-6 astronaut mission will head home to Earth from the International Space Station on Sunday morning (Sept. 3), and you can watch the action live.