Three basic principles govern the course we recommend. The first is the “flexible path” approach that the Augustine commission advocated and that President Obama and Congress accepted.
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MANY a youngster, Babbage included, has dreamed of going into space. But becoming an astronaut is a hard slog. Sandy Antunes suggests a less daunting proxy. An astrophysicist and programmer with decades of NASA experience, Dr Antunes is a proponent of pic
Continue reading >>While innocently surveying the Cosmos, astronomers serendipitously stumbled across a particularly uncouth galaxy. NGC 660 unleashed an epic belch, an event that we could see 44 million light-years distant.
Continue reading >>News about black holes is usually accompanied by some fun description of them eating stuff. Stars, planets, even asteroids are on the galactic menu. But in the case of the supermassive black hole at center of NGC 253 (the Sculptor galaxy), the opposite is
Continue reading >>Among the many mysteries of Mars that have persisted since their discovery in images from the Viking spacecraft in the 1970s is something called Double Layered Ejecta blankets (DLEs) around some martian craters. Now some researchers think they might have
Continue reading >>When it comes to black holes lurking within the hearts of galaxies, there’s some real monsters out there. Measured in the millions to billions of solar masses, these incredibly dense cosmic objects pack so much material into so small an area that not only
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