New supernova remnant detected with ASKAP

Using the Australian Square Kilometer Array Pathfinder (ASKAP), an international team of astronomers has serendipitously detected a new Galactic supernova remnant (SNR), which received designation SNR G288.8–6.3. The finding ...

Study inspects the ultra-thin galaxy UGC 11859

Using the Gran Telescopio Canarias (GTC), astronomers have performed optical imaging observations of an isolated ultra-thin galaxy known as UGC 11859. Results of the observational campaign, published July 12 in The Astrophysical ...

Black hole ripples could help pin down expansion of universe

The echoes of light from jets launched from black holes offers a new way to pin down the distance to these exotic objects and to study a largely unobserved population in the center of the Galaxy. It could also even help determine ...

A compact high-resolution spectrometer with flat optics

An optical spectrometer is an instrument used to measure properties of light over a specific portion of the light spectrum. These devices have found a wide range of practical applications. Dispersive optical elements (e.g., ...

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