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Why does the US want to put nuclear reactors on the moon?Today's Big Question The plans come as NASA is facing significant budget cuts
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'America is becoming a nation of homebodies'Instant Opinion Opinion, comment and editorials of the day
Instant Opinion -
Possible dwarf planet found at edge of solar systemUnder the radar The celestial body has an unusual orbit
Under the radar -
'New firms are created to serve the economy of which they are part'Instant Opinion Opinion, comment and editorials of the day
Instant Opinion -
We could be living in a black holeUnder the radar And our universe may not be the only one
Under the radar -
Dark energy may not doom the universe, data suggestsSpeed Read The dark energy pushing the universe apart appears to be weakening
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'This recommendation is reasonable and in line with the evolution of medical consensus'Instant Opinion Opinion, comment and editorials of the day
Instant Opinion -
Upcoming celestial events to watchThe Explainer Meteor showers, eclipses and more are coming to the skies
The Explainer -
All the major moon landings so farThe Explainer One giant leap for mankind
The Explainer -
How NASA is planning to get humans to MarsIn Depth The upcoming Artemis II mission is the first step in a long mission
In Depth -
What is NASA working on?In Depth A running list of the space agency's most exciting developments
In Depth -
'The next US president should rethink the program in its entirety'Instant Opinion Opinion, comment and editorials of the day
Instant Opinion -
NASA's Europa Clipper blasts off, seeking an oceanSpeed Read The ship is headed toward Jupiter on a yearslong journey
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Why water on Mars is so significantThe Explainer Enough water has been found to cover the surface of the Red Planet – but there's a catch
The Explainer
