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| First Starliner crew flight slips to April 2023 The first test flight of Boeing's Starliner crew capsule with astronauts has been delayed from February to April 2023, moving the mission after a busy stretch of crew and cargo missions to the International Space Station, and allowing more time for ... | |
| Megalodon, other extinct giant sharks, started life in nurseries The most abundant remnants we have of these apex predators are the teeth they shed over their lifetime. Cartilage, the major component of internal shark structure, doesn't tend to survive fossilization. Given the considerable dearth of fossils, how can ... | |
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| Last Total Lunar Eclipse for Three Years Arrives Tuesday Known as a blood moon, it will appear a reddish-orange from the light of Earth's sunsets and sunrises. At the peak of the eclipse, the moon will be 242740 miles (390,653 kilometers) away, according to NASA scientists. Binoculars and telescopes will enhance ... | |
| Astro Bob: Photo tips for Tuesday's Lunar Eclipse Observers in the Central Time Zone (CST) will see the moon's first brush with Earth's dark, inner shadow at 3:09 a.m., the start of the partial eclipse. At 4:16 a.m. it's completely inside the shadow and totality begins. The moon pokes its head back out ... | |
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| Last Total Lunar Eclipse for Three Years Arrives Tuesday Known as a blood moon, it will appear a reddish orange from the light of Earth's sunsets and sunrises. At the peak of the eclipse, the moon will be 390,653 kilometers away, according to NASA scientists. Binoculars and telescopes will enhance viewing, ... | |
| New Evidence for Large Ancient Ocean on Mars Another NASA-supported study, published in January, estimated that three billion years ago, the climate in much of the planet's northern hemisphere was very similar to present day Earth. The study noted that at the time, Mars likely had a much thicker ... | |
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