by rmil2k | Jun 10, 2023 | News
[ad_1] NASA’s Mars Exploration Rovers, named Spirit and Opportunity, launched for the Red Planet in summer 2003. Credit: NASA/JPL-Caltech When humans visit Mars later this century, they will alight on its ochre-hued sands with the same spirit of adventure and...
by rmil2k | Jun 10, 2023 | News
[ad_1] In astronomy, elements other than hydrogen and helium are called metals. While that might make your high-school chemistry teacher cringe, it makes sense for astronomers. The two lightest elements were the first to appear in the universe. They are the atomic...
by rmil2k | Jun 9, 2023 | News
[ad_1] Imagine you are singing in a choir. You are doing your best, just like everybody else. Suddenly, somebody turns to you and points out that you are not singing the right note. If you are told off in a harsh way, you may feel bad about it, and if this happens too...
by rmil2k | Jun 9, 2023 | News
[ad_1] If NASA planning remains on the rails politically, technically and financially, the United States will plant new footprints on the moon toward the end of 2025.That touchdown, on a mission called Artemis 3, will be the first human lunar landing since Apollo 17...
by rmil2k | Jun 9, 2023 | News
[ad_1] The galaxy NGC 1448 hosts an actively feeding supermassive black hole at its center. Credit: NASA/JPL-Caltech/Carnegie-Irvine Galaxy Survey Over the past several decades, astronomers have discovered that nearly all large galaxies host a central supermassive...
