Gravity Grinch<p>Another interesting strong lensing discovery by @NASAWebb : <a href="https://arxiv.org/abs/2504.03571" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">arxiv.org/abs/2504.03571</span><span class="invisible"></span></a> <br>"if a bottom-heavy IMF for elliptical gals is employed, stellar mass estimations increase and can account for the majority of the lensing mass (up to ∼83\%), reducing the need for dark matter"! </p><p><a href="https://astrodon.social/tags/DarkMatter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkMatter</span></a> <a href="https://astrodon.social/tags/Cosmology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Cosmology</span></a> <a href="https://astrodon.social/tags/StrongGravitationalLensing" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>StrongGravitationalLensing</span></a> <a href="https://astrodon.social/tags/JWST" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JWST</span></a></p>