Highlights

• ⭐ A new version of Today's Moon Phase section is out. It now includes a list of prominent lunar features suitable for observation in the current lunar phase.
• The Sun is in Taurus, the Moon is First Quarter in Leo
• T CrB: magnitude 10.045 ± 0.005 [2025-06-03 10:46:56 UTC, CCD/CV, IDG/AAVSO]
• Comet C/2025 F2 (SWAN): magnitude 12.37 in Lepus
• Comet 217P/LINEAR: magnitude 12.6 in Cetus
• Comet 29P/Schwassmann-Wachmann: magnitude 13.1 in Leo
• Next NEO approach: Asteroid (NEO) 2025 LA, Jun 3 2025 at 21:30 UTC, 501,389 km, 1.30 lunar distances
• Asteroid 5 Astraea is close to opposition

Popular Objects

Popular objects during the last 7 days based on the number of visualizations.

Sun and Moon

How the Sun and the Moon look like today.

	R.A.	Decl.	Apparent Diameter	MagnitudeMag	ConstellationConst	Charts
radio_button_checked Sun	04h 47m 49s	+22° 23’ 53”	1,891.7”	-26.71 trending_flat	Taurus	map my_location
radio_button_checked Moon	11h 19m 19s	+04° 13’ 22”	1,800.4”	-10.24 trending_up	Leo	map

The Planets

Current essential information about the planets. Click each planet to view full details.

Planet	R.A.	Decl.	Diameter	MagnitudeMag	ConstellationConst	Charts
radio_button_checked Mercury	05h 11m 23s	+24° 13’ 42”	5.2”	-1.77 trending_down	Taurus	map my_location
radio_button_checked Venus	01h 45m 35s	+08° 27’ 54”	23.2”	-4.38 trending_down	Pisces	map my_location
radio_button_checked Mars	09h 41m 19s	+15° 20’ 33”	5.4”	1.23 trending_down	Leo	map my_location
radio_button_checked Jupiter	05h 53m 56s	+23° 15’ 15”	31.6”	-1.91 trending_flat	Taurus	map my_location
radio_button_checked Saturn	00h 05m 46s	-01° 40’ 48”	16.3”	1.07 trending_flat	Pisces	map my_location
radio_button_checked Uranus	03h 44m 15s	+19° 33’ 56”	3.4”	5.84 trending_flat	Taurus	map my_location
radio_button_checked Neptune	00h 09m 04s	-00° 25’ 56”	2.2”	7.78 trending_flat	Pisces	map my_location

Jupiter Moons

Position of the Galilean satellites of Jupiter. A dedicated tool is available, with more advanced features.

List of 5 upcoming phenomena of Jupiter's satellites:

Date	Local Time	Satellite	Event
Jun 3	23:16	Europa	End Eclipse
Jun 4	09:13	Io	Begin Transit
Jun 4	09:34	Io	Begin Shadow Transit
Jun 4	11:28	Io	End Transit
Jun 4	11:49	Io	End Shadow Transit

To see the complete list of the upcoming phenomena for the next 7 days consult the dedicated Jupiter's Galilean Moons section.

Saturn Moons & Rings

Inclination of the rings of Saturn and positions of major satellites. A dedicated tool is available, with more advanced features.

Apparent Planet Sizes

Comparison between the apparent size of the planets, measured in seconds of a degree, as they appear today.

Credits for the planet images: NASA-APL - NASA.

Brightest Comets

List of the 10 brightest comets (open the full list of 244 comets).

	Comet	R.A.	Decl.	Magnitude (COBS)Mag Obs	Magnitude (JPL)Mag Pred		ConstellationConst	Charts
radio_button_checked	C/2025 F2 (SWAN)	05h 33m 30s	-17° 12’ 41”	-	12.37	trending_down	Lepus Lep	map my_location
radio_button_checked	217P/LINEAR	02h 59m 31s	+09° 04’ 54”	12.6	16.00	trending_flat	Cetus Cet	map my_location
radio_button_checked	29P/Schwassmann-Wachmann	09h 46m 09s	+09° 54’ 44”	13.1	17.76	trending_flat	Leo Leo	map my_location
radio_button_checked	C/2021 G2 (Atlas)	15h 11m 57s	-03° 48’ 30”	13.6	14.95	trending_down	Libra Lib	map my_location
radio_button_checked	P/2010 H2 (Vales)	13h 07m 13s	+03° 54’ 45”	-	13.87	trending_down	Virgo Vir	map my_location
radio_button_checked	C/2014 UN271 (Bernardinelli-Bernstein)	04h 33m 21s	-65° 24’ 27”	14.7	17.69	trending_flat	Reticulum Ret	map my_location
radio_button_checked	C/2024 J2 (Wierzchos)	01h 54m 34s	+09° 18’ 18”	-	14.89	trending_down	Pisces Psc	map my_location
radio_button_checked	C/2022 E2 (ATLAS)	01h 54m 46s	+50° 38’ 56”	-	15.39	trending_flat	Perseus Per	map my_location
radio_button_checked	C/2022 N2 (PANSTARRS)	02h 01m 53s	+16° 50’ 56”	-	15.40	trending_up	Aries Ari	map my_location
radio_button_checked	C/2022 QE78 (ATLAS)	07h 07m 48s	+17° 11’ 38”	-	15.75	trending_flat	Gemini Gem	map my_location

We acknowledge with thanks the comet observations from the COBS Comet Observation Database contributed by observers worldwide and used in this table to report recent comet observations.

Brightest Asteroids

List of the 10 brightest asteroids (open the full list of 79 asteroids and dwarf planets.)

	Asteroid	R.A.	Decl.	MagnitudeMag		ConstellationConst	Charts
radio_button_checked	4 Vesta	14h 26m 47s	-04° 27’ 54”	6.14	trending_down	Virgo	map my_location
radio_button_checked	1 Ceres	00h 35m 34s	-06° 51’ 18”	9.21	trending_up	Cetus	map my_location
radio_button_checked	7 Iris	04h 42m 40s	+22° 46’ 03”	9.41	trending_down	Taurus	map my_location
radio_button_checked	6 Hebe	22h 14m 39s	-06° 28’ 02”	9.65	trending_up	Aquarius	map my_location
radio_button_checked	2 Pallas	21h 08m 13s	+16° 07’ 36”	10.10	trending_up	Delphinus	map my_location
radio_button_checked	3 Juno	15h 27m 37s	-01° 38’ 59”	10.16	trending_down	Serpens	map my_location
radio_button_checked	9 Metis	14h 46m 02s	-13° 43’ 08”	10.30	trending_down	Libra	map my_location
radio_button_checked	5 Astraea	17h 04m 06s	-14° 54’ 22”	10.60	trending_flat	Ophiuchus	map my_location
radio_button_checked	349 Dembowska	14h 53m 27s	-21° 25’ 15”	10.63	trending_down	Libra	map my_location
radio_button_checked	15 Eunomia	07h 38m 28s	+19° 07’ 54”	10.78	trending_flat	Gemini	map my_location

Active Meteor Showers

List of the currently active meteor showers.

	Name	Peak	Radiant R.A.	Radiant Decl.	ZHR ⓘ	Rating	Parent Object	Charts
radio_button_checked	Daytime Arietids	7 Jun	02h 53m	+24°	50	medium	1566 Icarus ?	map