4 trends tracked about this subject — the full history, oldest to newest below.
Scientific analysis suggests a massive asteroid fragmentation near Jupiter 800 million years ago triggered a significant bombardment of the inner Solar System.
Scientific interest in Venus intensifies as analysts examine why the planet surpasses Mercury in temperature despite being further from the Sun.
NASA’s New Horizons probe emerges from hibernation 9.5 billion km from Earth, reigniting deep-space exploration
New data challenges decades-old classification of Uranus and Neptune as 'ice giants'—suggesting they may hide molten interiors instead.