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Inclusion of events & deadlines on the AAS Calendar is for viewer information only and does not
imply endorsement by the American Astronomical Society.
imply endorsement by the American Astronomical Society.
2
Feb
2026
—
6
Feb
2026
20
Oct
2025
—
24
Oct
2025
Infrared Spectroscopy from Space: New Frontiers from Exoplanets to the Early Universe
Event
|
6
–
8 October 2025
6
Oct
2025
—
8
Oct
2025
AAS 247: Abstracts due
Deadline
|
6 October 2025 (All day)
6
Oct
2025
AAS 247: Early registration deadline
Deadline
|
6 October 2025 (All day)
6
Oct
2025
AAS 247: Rodger Doxsey Travel Prize application deadline
Deadline
|
6 October 2025 (All day)
6
Oct
2025
29
Sep
2025
—
2
Oct
2025
Recent Progress on Black Hole Spin Measurements Across the Electromagnetic and Gravitational Spectrum
Event
|
25
–
26 September 2025
25
Sep
2025
—
26
Sep
2025
23
Sep
2025
—
26
Sep
2025
IAU Symposium 402: Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys
Event
|
15
–
19 September 2025
15
Sep
2025
—
19
Sep
2025
8
Sep
2025
—
12
Sep
2025
2
Sep
2025
—
5
Sep
2025
HEAD 22: Hotel reservation deadline
Deadline
|
17 September 2025 (All day)
17
Sep
2025
19
Feb
2025
—
15
Mar
2025
23
Feb
2025
—
25
Feb
2025