Daily News update on – Science

Spaceflight Now

NASA commenced a two-day countdown dress rehearsal for the agency’s huge Space Launch System moon rocket Friday, with clocks ticking down to a critical milestone Sunday, when the heavy-lifter will be fueled and pressurized on the launch pad for the first …

Space.com

Growing up in the Bronx during the 1960s and ’70s, one of my mentors in astronomy was Dr. Kenneth L. Franklin, Chairman and chief scientist at New York’s Hayden Planetarium, who wrote about celestial events for the World Almanac and The New York Times.

Space.com

Rocket Lab just sent two more private Earth-observation satellites skyward. A Rocket Lab Electron launcher lifted off Saturday (April 2) at 8:41a.m. EST (1241 GMT) from the company’s Launch Complex 1 on New Zealand’s Mahia Pensula.

Space.com

A local Facebook group literally titled “What’s that noise?” was one of the many places people flocked to, buzzing with speculation about the source of the explosive sound, which was reported to have been heard for several tens of miles.

Space.com

A fresh assessment of a distantly risky asteroid brings good news: it’s even less of a threat than astronomers had feared. The chances of an asteroid dubbed 1950 DA crashing into Earth were always tiny and long in the future: As of 2015, scientists had …

Bay News 9

Starting at 5 p.m. ET Friday, NASA began the final big test of the rocket that will be kicking off the Artemis program, a wide-ranging effort to bring humans back to the moon. What You Need To Know. Charlie Blackwell-Thompson was named launch director …

CBS News

Using recorded sounds generated by the rover — like shock waves from the rover’s laser that was used to cut rocks, and flight sounds from the Ingenuity helicopter — the researchers were able to compare the Martian sounds to Earth sounds.

The Weather Channel

While a ‘deep silence prevails’ on the Red Planet, NASA rover Perseverance has captured several interesting noises during its explorations, and the first analysis of acoustics based on recordings has found that the speed of sound is slower on Mars than …

Ars Technica

After those sanctions remained in place at the end of March, the director general of Roscosmos, Dmitry Rogozin, vowed to issue a response on April 2. True to his word, he did so early on Saturday morning.

Santa Barbara Independent

The eruption triggered tsunamis as far afield as the Caribbean and generated atmospheric waves that travelled around the globe several times. Meanwhile, the volcano’s plume shot gas and ash through the stratosphere into the lower mesosphere.