diff --git a/Lab_3/Lab_3.ipynb b/Lab_3/Lab_3.ipynb
index 9125c16..fb81863 100644
--- a/Lab_3/Lab_3.ipynb
+++ b/Lab_3/Lab_3.ipynb
@@ -4,14 +4,15 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# <p style=\"text-align: center;\">PHYS 134L Spring 2024 Lab 3</p>"
+    "# <p style=\"text-align: center;\">PHYS 134L Spring 2025\n",
+    " Lab 3</p>"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "<div class=\"alert alert-block alert-danger\"><b>Due date:</b> Sunday, April 28th, 2024 by 11:59pm, submitted through Gradescope.</div>"
+    "<div class=\"alert alert-block alert-danger\"><b>Due date:</b> Sunday, April 27th, 2024 by 11:59pm, submitted through Gradescope.</div>"
    ]
   },
   {
@@ -304,7 +305,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Last lab, you estimated the angular sizes of a few stars; the largest size you should have computed was around 2~mas.  You also computed the pixel scale in these images; you should have gotten a scale of around $0.^{\\prime \\prime}58$ arcsec/pixel. **Use these two numbers to estimate the angular size of a star in units of pixels.  Please show your work for the unit conversion.**"
+    "If you were to estimate the expected sizes of some of the bigget and nearest stars you'd find that they're on the order of a few mas.  You also computed the pixel scale in these images; you should have gotten a scale of around $0.^{\\prime \\prime}58$ arcsec/pixel. **Assuming a stellar diameter of 3mas, estimate the angular size of a star in units of pixels.  Please show your work for the unit conversion.**"
    ]
   },
   {
@@ -640,6 +641,13 @@
    "source": [
     "*Your answer here*"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Don't forget to restart your JupyterHub Kernel and re-run all of your cells before submitting! "
+   ]
   }
  ],
  "metadata": {
diff --git a/Lab_3/cluster.fits b/Lab_3/cluster.fits
index 415b039..92cfc15 100644
Binary files a/Lab_3/cluster.fits and b/Lab_3/cluster.fits differ