The comet should be visible by telescope through September, before it gets too close to the sun, and reappear in December on ...

US First Lady Melania Trump visited with sick patients at Children’s National hospital in Washington on Thursday as the ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

WASHINGTON (Reuters) -Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an ...