Results 141 to 150 of about 1,099 (195)

A trail of dark-matter-free galaxies from a bullet-dwarf collision. [PDF]

open access: yesNature, 2022
van Dokkum P   +10 more
europepmc   +1 more source

Terrestrial Analogs to Titan for Geophysical Research

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract Saturn's moon Titan exhibits remarkable parallels to the Earth in many geophysical and geological processes not found elsewhere in the solar system at the present day. These include a nitrogen atmosphere with a condensible gas—methane—replacing the Earth's water, leading to an active meteorology with rainfall and surface manifestations ...
Conor A. Nixon   +21 more
wiley   +1 more source

Frequency Standard Contributions to Limitations on the Signal‐to‐Noise Ratio in Very Long Baseline Interferometric Observations

open access: yesRadio Science, Volume 61, Issue 6, June 2026.
Abstract Since its observation in 2019, the first image of a super‐massive black hole using Very Long Baseline Interferometry (VLBI) with an Earth‐scale baseline has generated much scientific and public interest. Work is now underway to extend the baseline into space to obtain higher image resolution.
E. A. Burt   +5 more
wiley   +1 more source

A luminous and young galaxy at z = 12.33 revealed by a JWST/MIRI detection of Hα and [O iii]. [PDF]

open access: yesNat Astron
Zavala JA   +39 more
europepmc   +1 more source

Martian Proton Albedo as Signature of Near‐Surface Water

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 6, June 2026.
Abstract Understanding the Martian soil water budget is crucial not only for in situ resource utilization in future human missions to Mars, but also for reconstructing the geological and climatic history of the planet, as well as to assess the potential of ancient or even present microbial life.
Jan Leo Löwe   +13 more
wiley   +1 more source

Topological Approach to Void Finding Applied to the SDSS Galaxy Map. [PDF]

open access: yesAstrophys J
Aggarwal M   +4 more
europepmc   +1 more source

Polarized accretion shocks from the cosmic web. [PDF]

open access: yesSci Adv, 2023
Vernstrom T   +5 more
europepmc   +1 more source

On the Role of Electron Precipitation in Excess Radiation Doses Measured at Aviation Altitudes

open access: yesSpace Weather, Volume 24, Issue 6, June 2026.
Abstract Radiation from space in the form of galactic cosmic rays (GCRs) generates a persistent background of ionizing radiation in Earth's atmosphere. The dose rate of ionizing radiation due to GCRs increases from sea level to aviation altitudes.
Julia Luna Claxton, Robert Marshall
wiley   +1 more source

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