Appearing as strings of orange dots, the brightest sets of dots belong to asteroids Klotho and Lina. Both orbit out in the main asteroid belt between Mars and Jupiter. via NASA https://ift.tt/3dOjZwA

In March 2017, Peggy Whitson broke the then-spacewalking record for female astronauts. via NASA https://ift.tt/2yfuV6b

Today is National Doctors’ Day! via NASA https://ift.tt/2QWrJTM

Located about 21 million light-years from our galaxy in the constellation Canes Venatici, NGC 4618 has a diameter of about one-third that of our Milky Way. Together with its neighbor, NGC 4625, it forms an interacting galaxy pair, which means that the two galaxies are close enough to influence each other gravitationally. via NASA https://ift.tt/3bGuO2f

This photograph shows ripples in the surface of Denman Glacier in East Antarctica that throw shadows against the ice. via NASA https://ift.tt/2WMGbRF

NASA’s new three-dimensional portrait of methane concentrations shows the world’s second largest contributor to greenhouse warming. via NASA https://ift.tt/3am6OkG

Christina Koch handles media bags that enable the manufacturing of organ-like tissues using the BioFabrication Facility (BFF), a 3-D biological printer on the International Space Station. via NASA https://ift.tt/2QDVHLW

The central region of our galaxy, the Milky Way, contains an exotic collection of objects. via NASA https://ift.tt/3dpMosD

Michelle Lynde is an aerospace engineer who conducts aerodynamic analysis of configurations using Computational Fluid Dynamics tools, wind tunnel experiments and flight tests. via NASA https://ift.tt/2IZYVoH

Former astronaut Al Worden, command module pilot on the Apollo 15 lunar landing, passed away March 18, 2020, in Texas.​ via NASA https://ift.tt/2xKO0wO