Planetary nebulae are basically slow-motion explosions in space, expected to expand and then fade over tens of thousands of years. But in an unprecedented show, Hubble has witnessed a nebula fading and shrinking dramatically within just 20 years.

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Virgin Orbit is preparing its pilots, Cosmic Girl mothership and LauncherOne rocket for a second attempt at orbital flight, today announcing that its Launch Demo 2 mission will take place a week before Christmas.

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Phosphorus has been detected on a comet, thus completing the list of life-essential elements found on these cosmic snowballs. The discovery made in data from the Rosetta probe strengthens the idea that life’s ingredients were delivered to Earth by comets.

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Northrop Grumman has announced that its Habitation and Logistics Outpost (HALO) module has passed its preliminary design review. Part of NASA's Gateway deep space outpost, it will act as a way station for future missions to the Moon and beyond.

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Last week, the Earth had its closest shave with an asteroid ever recorded, when a small space rock skimmed just 370 km (230 miles) above the surface. For comparison, that’s closer than the orbit of the International Space Station.

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Asteroid Apophis has attracted its share of attention, with several projected close shaves with Earth in the coming decades. While most have been ruled out, a previously-overlooked factor has opened a small window for a possible collision in 2068.

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History was made today as the US, after a nine-year hiatus, returned to regular crewed space flights from American soil to the International Space Station (ISS) with the launch of the SpaceX Crew-1 mission from the Kennedy Space Center in Florida.

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A short burst of gamma rays 5.47 billion light years from Earth caused by the collision of two neutron stars that put out more energy in a half-second than the Sun could in 10 billion years has revealed the truth about luminous infrared kilonova.

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Scientists in Europe and Hawaii have scored a world's first by detecting a "super-planet," also known as a cold brown dwarf, using a radio telescope. Located 212 light-years away, BDR J1750+3809 may help in the search for habitable exoplanets.

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Giving a new meaning to the word "moonshine," NASA scientists at the Jet Propulsion Laboratory (JPL) in Pasadena, California, have concluded that Jupiter's moon Europa glows in the dark due to being constantly bombarded with high-energy radiation.

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