Space Station Threshold

Space is far from empty. The Solar System can be viewed as a "bubble" of solar matter - filled with particles emitted by the Sun as the solar wind - extending well beyond the orbit of Pluto. The solar wind velocity is supersonic for most of this distance (exceeding a million miles per hour), but [...]

In case you didn't catch the New Nova In Sagittarius alert the other day… You might want to pay a little closer attention because it is brightening by leaps and bounds! Captured 4 days ago by our friends at Macedon Ranges Observatory and shared exclusively with UT Readers, the up-to-the-minute reports show it is [...]