In the race to meet the United Nations' 2030 Sustainable Development Goals (SDGs), Earth observation (EO) satellite data is ...

The discovery, detailed in a new study published in Astronomy & Astrophysics,also relied on data from NASA's Transiting Exoplanet Survey Satellite (TESS). Dr Cretignier and colleagues know HD 20794 d ...

Earth, HD 20794 d, orbiting a nearby sun-like star, offering a promising lead in the search for life beyond our planet.

POES satellites orbit the earth 14 times each day at an altitude of approximately 520 miles (870 km). As each orbit is made the satellite can view a 1,600 mile (2,700 km) wide area of the earth.

NASA's Transiting Exoplanet Survey Satellite (TESS ... radii), while its maximum mass was determined to be 4.2 Earth masses. HD 101581 c has an orbital period of 6.21 days, is separated from ...