Condensed Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 381,965	$ 19,782
Restricted cash	149	35
Prepaid expenses and other current assets	2,638	1,286
Total current assets	384,752	21,103
Property, plant and equipment, net	2,343	1,461
Other assets	11
Total assets	387,106	22,564
Current liabilities:
Accounts payable	4,046	630
Accrued compensation	723	466
Accrued expenses and other current liabilities	3,089	1,890
Series A redeemable convertible preferred stock tranche liability		29,062
Total current liabilities	7,858	32,048
Other liabilities	64	316
Total liabilities	7,922	32,364
Commitments and contingencies (Note 7)
Series A redeemable convertible preferred stock, $0.00001 par value; zero and 45,024,986 shares authorized as of June 30, 2021 and December 31, 2020, respectively; zero and 30,019,945 shares issued and outstanding as of June 30, 2021 and December 31, 2020, respectively; aggregate liquidation preference of $30,020 as of December 31, 2020		55,608
Stockholders’ equity (deficit):
Preferred stock, $0.00001 par value, 10,000,000 and zero shares authorized as of June 30, 2021 and December 31, 2020, respectively; and no shares issued and outstanding as of June 30, 2021 and December 31, 2020, respectively;
Common stock, $0.00001 par value, 300,000,000 and 80,000,000 shares authorized as of June 30, 2021 and December 31, 2020, respectively; 55,979,002 and 10,279,102 shares issued and outstanding as of June 30, 2021 and December 31, 2020, respectively	1
Additional paid-in-capital	487,012	5,183
Accumulated deficit	(107,829)	(70,591)
Total stockholders’ equity (deficit)	379,184	(65,408)
Total liabilities, redeemable convertible preferred stock, and stockholders’ equity (deficit)	$ 387,106	$ 22,564